What Can Cause A False Positive Drug Test?


False Positive Drug Test Causes.Search Medications Or Prescriptions Causing A False Positive Drug Test.

Always Test Clean has assembled the most comprehensive list of what can cause a false positive drug test.  Search a list of foods, medications and prescriptions that can cause a false positive drug test by name.

The following is a list of medications, prescriptions and other things that can cause a false positive drug test cross referenced to the type of drug test you can expect to be at risk for passing a drug test. 

NOTE:  The products that can cause a false positive drug test do not necessarily cause one every time.  There are many variables that need to be taken into consideration. 

0 – 9 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

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0 – 9

  • 4-Way Nasal Spray – Can Cause False Positive For Amphetamines or Morphine
 

A

  • A.P.C. w/Codeine – Can Cause False Positives For Morphine
  • A.R.M. – Can Cause False Positives For Amphetamines
  • Accutrim (Phenhenylpropanolamine  -  Dexatrim) – Can Cause False Positives For Methamphetamine Or Ecstasy (MDMA)
  • Acet – AM (Theophylline Calcium Glycinate) – Can Cause False Positives For Amphetamines Or Opiates
  • Acetaminophen w/Codeine – Can Cause False Positives For Morphine
  • Aciphex (Rabeprazole sodium) – Can Cause False Positives For Marijuana
  • Acro – Lase Plus – Contains Barbiturates
  • Actifed (pseudoephedrine Or Triprolidine) – Can Cause False Positives For Amphetamines
  • Actifed with Codeine Cough Syrup – Contains Codeine
  • Adam – Can Cause False Positives For Methamphetamine Or Ecstasy (MDMA)
  • Adderall – Can Cause False Positives For Amphetamines Or Methamphetamines
  • Advil (Ibuprofen) – Can Cause False Positives For Marijuana
  • Afrin – Can Cause False Positives For Methamphetamine Or Ecstasy (MDMA)
  • Afrinol (Pseudoephedrine) – Can Cause False Positives For Amphetamines
  • Alavert – Can Cause False Positives For Morphine, Methamphetamines Or Ecstasy (MDMA)
  • Aleve (Naproxen) – Can Cause False Positives For Marijuana
  • Alka – Seltzer Plus – Can Cause False Positives For Amphetamines Or Morphine
  • Allerest – Can Cause False Positives For Amphetamines, Ecstasy, Methamphetamines or Morphine
  • Allobarbital – Can Cause False Positives For Barbiturates
  • Alphenol – Can Cause False Positives For Barbiturates
  • Alprazolam – Contains Benzodiazepines
  • Amantadine – Can Cause False Positives For Amphetamines
  • Ambenyl – Contains Codeine
  • Amesec – Can Cause False Positives For Amphetamines Or Opiates
  • Amfepramone – Can Cause False Positives For Amphetamines, Ecstasy (MDMA) or Methamphetamines
  • Amineptine – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Amisulpride – Can Cause False Positives For Opiates
  • Amitriptyline – Can Cause False Positives For LSD
  • Amitriptyline – Can Cause False Positives For Tricyclic Antidepressants
  • Amogel PG – Contains Opiates
  • Amoxicillin – Can Cause False Positives For Cocaine
  • Amphetaminil – Can Cause False Positives For Amphetamines
  • Ampicillin – Can Cause False Positives For Cocaine
  • Ampicin – Can Cause False Positives For Opiates
  • Amytal – Can Cause False Positives For Barbiturates
  • Anaprox – Can Cause False Positives For Marijuana
  • Ansaid – Can Cause False Positives For Marijuana
  • Anti Anxiety Medication – Can Cause False Positives For Benzodiazepines
  • Antiasthmatics That Contain Phenobarbital – Can Cause False Positives For Barbiturates
  • Antihistamines In General – Can Cause False Positives For Methamphetamine
  • Antrocol Elixor – Contains Barbiturates
  • Anxitol – Can Cause False Positives For Benzodiazepines
  • Naproxen – Can Cause False Positives For Marijuana
  • Aprobarbital – Can Cause False Positives For Barbiturates
  • Artane – Can Cause False Positives For LSD
  • Ascriptin w/Codeine – Can Cause False Positives For Morphine
  • Asthma Medications – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Astramoprh PF – Contains Morphine
  • Ativan (Lorazepam) – Contains Benzodiazepines
  • Atripla (Efavirenz) – Can Cause False Positives For Marijuana
  • Avelox (Fluoroquinolone) – Can Cause False Positives For Opiates

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B

  • B2 Vitamin – Can Cause False Positives For Marijuana
  • Barbital – Can Cause False Positives For Barbiturates
  • Bayer Select Maximum Strength Sinus Pain Relief Caplets – Can Cause False Positives For Amphetamines
  • Bayer Select Pain Relief Formula – Can Cause False Positives For Marijuana
  • Benadryl (Diphenhydramine) – Can Cause False Positives For Benzodiazepines or PCP
  • Bentyl – Can Cause False Positives For LSD Or Methamphetamines
  • Benylin – Can Cause False Positives For Opiates
  • Benzedrine – Can Cause False Positives For Amphetamines
  • Benzphetamine – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Biphetamine – Can Cause False Positives For Amphetamines
  • Black Pearls (Tung Sheuh Pills) – Contains Benzodiazepines
  • Briantum – Can Cause False Positives For Benzodiazepines
  • Bromazepam – Can Cause False Positives For Benzodiazepines
  • Bromocription – Can Cause False Positives For LSD
  • Brompheniramine – Can Cause False Positives For Amphetamines
  • Broncholate CS – Contains Codeine
  • Bronkaid – Can Cause False Positives For Amphetamines, Heroin, Opiates, Ecstasy (MDMA) or Methamphetamines
  • Bronkotabs – Can Cause False Positives For Amphetamines Or Opiates
  • Buprenex – Contains Synthetic Opiates
  • Buprenorphine – Contains Synthetic Opiates
  • Bupropion (Wellbutrin) – Can Cause False Positives For Amphetamines
  • Buproprion – Can Cause False Positives For LSD
  • Buspirone – Can Cause False Positives For LSD
  • Butabarbital – Can Cause False Positives For Barbiturates
  • Butalbital – Can Cause False Positives For Barbiturates
  • Butisol – Can Cause False Positives For Barbiturates

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C

  • Cafergot – Can Cause False Positives For LSD
  • Caldecon – Can Cause False Positives For Amphetamines Or Morphine
  • Capital Or Codeine Oral Solution – Can Cause False Positives For Opiates
  • Captagon – Can Cause False Positives For Amphetamines
  • Carbamazepine – Can Cause False Positives For Tricyclic Antidepressants
  • Cathne – Can Cause False Positives For Amphetamines, Methamphetamines Or Ecstasy (MDMA)
  • Centrax – Can Cause False Positives For Benzodiazepines
  • Cephradine – Can Cause False Positives For LSD
  • Cheracol – Contains Codeine
  • Cheracol Sinus – Can Cause False Positives For Amphetamines
  • Chinese Herb Pills – Contains Benzodiazepines
  • Chiorpromazine – Can Cause False Positives For Amphetamines
  • Chlorazepate – Can Cause False Positives For Benzodiazepines
  • Chlordiazepoxide – Contains Benzodiazepines
  • Chloroquine (Aralen) – Can Cause False Positives For Amphetamines
  • Chlorpromazine – Can Cause False Positives For Phencyclidine, Tricyclic Antidepressants or LSD
  • Cipro (Fluoroquinolone Antibiotic) – Can Cause False Positives For Opiates
  • Cipro XR (Fluoroquinolone) – Can Cause False Positives For Opiates
  • Ciprofloxacin (Fluoroquinolone) – Can Cause False Positives For Opiates
  • Claritin - Can Cause False Positives For Morphine, Methamphetamines Or Ecstasy (MDMA)
  • Claritin Hives Relief – Can Cause False Positives For Morphine, Methamphetamines Or Ecstasy (MDMA)
  • Clear – Atadine – Can Cause False Positives For Morphine, Methamphetamines Or Ecstasy (MDMA)
  • Clear Children’s – Atadine Children’s – Can Cause False Positives For Morphine, Methamphetamines Or Ecstasy (MDMA)
  • Clinoril - Can Cause False Positives For Marijuana
  • Clobazam – Can Cause False Positives For Benzodiazepines
  • Clobenzorex – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Clonazepam – Contains Benzodiazepines
  • Clonopin – Can Cause False Positives For Benzodiazepines
  • Clorazepate – Can Cause False Positives For Benzodiazepines
  • Coca Flour – Can Cause False Positives For Cocaine
  • Coca Leaf - Can Cause False Positives For Cocaine
  • Coca Oil – Can Cause False Positives For Cocaine
  • Coca Tea – Can Cause False Positives For Cocaine
  • Co - codamol – Can Cause False Positives For Opiates
  • Codafen – Can Cause False Positives For Opiates
  • Codafen Continus – Can Cause False Positives For Opiates
  • Codeine – Contains Opiates
  • Codeine Linctus – Can Cause False Positives For Opiates
  • Codeine Phosphate – Can Cause False Positives For Opiates
  • Codinal PH – Contains Codeine
  • Co – dydramol – Can Cause False Positives For Opiates
  • Coffee – Break – Can Cause False Positives For Morphine
  • Cold Remedies with Dextromethorphan – Can Cause False Positives For Opiates
  • Combivent Inhaler – Can Cause False Positives For Methamphetamine
  • Comtrex – Can Cause False Positives For Opiates
  • Concerta – Can Cause False Positives For Methamphetamine
  • Contac Severe Cold Formula – Can Cause False Positives For Morphine
  • Contact – Can Cause False Positives For Amphetamines, Methamphetamines Or Ecstasy (MDMA)
  • Contact Non – Drowsy Formula Sinus Caplets - Can Cause False Positives For Amphetamines
  • Contact Severe Cold Formula – Can Cause False Positives For Amphetamines, Methamphetamines
  • Control – Can Cause False Positives For Morphine
  • Coproximal – Can Cause False Positives For Propoxyphene
  • Cough Suppressants with Dextromethorphan (DXM) – Can Cause False Positives For Ecstasy (MDMA)
  • Cows Head Pills (Chinese herb) – Contains Benzodiazepines
  • Cramp End Tablets – Can Cause False Positives For Marijuana
  • Cremacoat 4 – Can Cause False Positives For Morphine
  • Cyclimorph – Can Cause False Positives For Opiates
  • Cyclobenzaprine – Can Cause False Positives For Tricyclic Antidepressants
  • Cylert – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Cyproheptadine – Can Cause False Positives For Tricyclic Antidepressants

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D

  • Dalmane – Contains Benzodiazepines
  • Darvocet – Can Cause False Positives For Propoxyphene
  • Darvon – Contains Synthetic Opiates
  • Datril – Can Cause False Positives For Marijuana
  • Daypro – Can Cause False Positives For Benzodiazepines
  • Deconsal – Contains Codeine
  • Delorazepam – Can Cause False Positives For Benzodiazepines
  • Demerol – Can Cause False Positives For Opiates
  • Demetrin – Can Cause False Positives For Benzodiazepines
  • Deprenyl - Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Desipramine (Norpramine) – Can Cause False Positives For Amphetamines Or LSD
  • Desoxyephedrine – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Desoxyn – Can Cause False Positives For Methamphetamine
  • Dexamphetamine Sulphate – Can Cause False Positives For Amphetamines
  • Dexatrim – Can Cause False Positives For Methamphetamine Or Ecstasy (MDMA)
  • Dexdenfluramine – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Dexedrine – Contains Amphetamines
  • Dexfenfluramine – Can Cause False Positives For Amphetamines
  • Dexlansoprazole – Can Cause False Positives For Marijuana
  • DextroAmphetamine – Can Cause False Positives For Amphetamines
  • Dextromethorphan – Can Cause False Positives For Opiates
  • Dextromethorphan (DXM) – Can Cause False Positives For Opiates
  • Dextromethorphan Hydrobromide or DXM – Can Cause False Positives For Amphetamines
  • Dextropropoxyphene – Can Cause False Positives For Propoxyphene
  • DHC – Can Cause False Positives For Opiates
  • DHC Continus – Can Cause False Positives For Opiates
  • DHEA – Can Cause False Positives For Anabolic Steroids
  • Diabetes – Can Cause False Positives For Amphetamines, Cocaine, Marijuana, Ecstasy (MDMA), Methamphetamines Or Opiates
  • Diabismul – Can Cause False Positives For Opiates
  • Diazemuls – Can Cause False Positives For Benzodiazepines
  • Diazepam (Generic Name For Valium) – Contains Benzodiazepines
  • Diazepam Diazemuls – Can Cause False Positives For Benzodiazepines
  • Didrex – Can Cause False Positives For Amphetamines
  • Diet Aids with Phenylpropanolamine (Dexatrim, Accutrim) – Can Cause False Positives For Amphetamines
  • Dietac – Can Cause False Positives For Morphine
  • DihyroCodeine – Contains Synthetic Opiates
  • Dilantin – Can Cause False Positives For Barbiturates
  • Dilaudid – Contains Synthetic Opiates
  • Diltiazem – Can Cause False Positives For LSD
  • Dimetane – DC Cough Syrup – Contains Codeine
  • Dimetapp – Can Cause False Positives For Morphine, Methamphetamines Or Ecstasy (MDMA)
  • Dimethylamylamine – Can Cause False Positives For Amphetamines
  • Dinintel – Can Cause False Positives For Amphetamines
  • Diocalm – Can Cause False Positives For Opiates
  • Diphenhydramine – Can Cause False Positives For PCP
  • Diphenhydramine (Benadryl) - Can Cause False Positives For PCP
  • DMAA (Dimethylamylamine) – Can Cause False Positives For Amphetamines
  • D – Methamphetamine – Can Cause False Positives For Methamphetamine
  • Doco Children’s Cough Syrup – Can Cause False Positives For Opiates
  • Dolobid – Can Cause False Positives For Marijuana
  • Dolophine – Contains Synthetic Opiates
  • Donnagel – PG – Contains Opiates
  • Donnatal – Contains Barbiturates
  • DonnaTol (For Irritable Bowel Syndrome) – Can Cause False Positives For Barbiturates
  • Donnatol (For Irritable Bowel Syndrome) – Can Cause False Positives For Barbiturates
  • Dormonocet – Contains Benzodiazepines
  • Doxepin – Can Cause False Positives For Tricyclic Antidepressants or LSD
  • Doxylamine – Can Cause False Positives For Phencyclidine
  • Dristan Cold Caplets – Can Cause False Positives For Amphetamines
  • Dristan Cough Formula – Can Cause False Positives For Opiates
  • Dristan Nasal Spray – Can Cause False Positives For Amphetamines
  • Drixoral Cold Or Flu – Can Cause False Positives For Amphetamines
  • Dronabinol (Marinol) - Can Cause False Positives For Marijuana
  • Duramorph – Contains Morphine
  • Durophet – Contains Amphetamines

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E

  • E (Slang) – Can Cause False Positives For Methamphetamine Or Ecstasy (MDMA)
  • Ecstasy (Slang) – Can Cause False Positives For Methamphetamine Or Ecstasy (MDMA)
  • Edecrin - Can Cause False Positives For Marijuana
  • Efavirenz – Can Cause False Positives For Marijuana
  • Efavirenz (Sustiva) – Can Cause False Positives For Marijuana
  • Effexor Tablets (venlafaxine hydrochloride) – Can Cause False Positives For PCP
  • Effexor XL - Can Cause False Positives For PCP
  • Efidac/24 – Can Cause False Positives For Amphetamines
  • Efotamine – Can Cause False Positives For LSD
  • Elavil – Can Cause False Positives For Opiates, LSD Or Methaphetamines
  • Eldepryl – Can Cause False Positives For Amphetamines, Methamphetamines Or Ecstasy (MDMA)
  • Empirin w/Codeine – Can Cause False Positives For Opiates
  • Enoxacin – Can Cause False Positives For Opiates
  • Entersan – Can Cause False Positives For Opiates
  • Ephedrine – Can Cause False Positives For Amphetamines, Methamphetamines Or Ecstasy (MDMA)
  • Ephedrol – Can Cause False Positives For Amphetamines Or Opiates
  • Ergostat – Can Cause False Positives For LSD
  • Esomeprazole – Can Cause False Positives For Marijuana
  • Estasule Minus – Can Cause False Positives For Amphetamines Or Opiates
  • Estazolam – Can Cause False Positives For Benzodiazepines
  • Etafediabe – Can Cause False Positives For Amphetamines, Methamphetamines Or Ecstasy (MDMA)
  • Ethylamphetamine – Can Cause False Positives For Amphetamines
  • Ethylmorphine – Can Cause False Positives For Opiates
  • Eve (Slang) – Can Cause False Positives For Amphetamines
  • Excedrin IB – Can Cause False Positives For Marijuana

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F

  • Factive (Fluoroquinolone) – Can Cause False Positives For Opiates
  • Famprofazone – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Feldene – Can Cause False Positives For Marijuana
  • Fencamine – Can Cause False Positives For Methamphetamine Or Amphetamine
  • Fenelylline – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Fenfluramine (Fen Phen) – Can Cause False Positives For Amphetamines
  • Fenoprofin – Can Cause False Positives For Marijuana, Amphetamines Or Barbiturates
  • Fenproyorex – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Fentanyl - Can Cause False Positives For LSD
  • Finedal - Can Cause False Positives For Amphetamines
  • Fioricet - Can Cause False Positives For Barbiturates
  • Fiorinal w/Codeine – Can Cause False Positives For Morphine
  • Flunitrazepam – Can Cause False Positives For Benzodiazepines
  • Fluoroquinolone Antibiotics – Can Cause False Positives For Opiates
  • Fluoxetine (Prozac) – Can Cause False Positives For Amphetamines
  • Flurazepam - Contains Benzodiazepines
  • Flurbiprofen – Can Cause False Positives For Marijuana
  • Fluspirilene – Can Cause False Positives For Amphetamines
  • Frisium – Can Cause False Positives For Benzodiazepines
  • Furfenorex – Can Cause False Positives For Methamphetamine Or Amphetamine

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G

  • Galcodine – Can Cause False Positives For Opiates
  • Galenphol – Can Cause False Positives For Opiates
  • Gamanil – Can Cause False Positives For Tricyclic Antidepressants
  • Gemifloxacin (Fluoroquinolone) – Can Cause False Positives For Opiates
  • Genpril – Can Cause False Positives For Marijuana
  • Gradumet – Contains Methamphetamines

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H

  • Halcion – Can Cause False Positives For Benzodiazepines
  • Haloperidol – Can Cause False Positives For LSD
  • Haltran – Can Cause False Positives For Marijuana
  • Hamantashen – Can Cause False Positives For Opiates
  • Hempseed Oil (Cannabis Seed/Hemp Oil) – Can Cause False Positives For Marijuana
  • Hold Cough Suppressant – Can Cause False Positives For Opiates
  • Homatropine Methylbromide – Contains Synthetic Opiates
  • Hycodan – Contains Synthetic Opiates
  • Hydergine – Can Cause False Positives For LSD
  • Hydrocodone – Can Cause False Positives For Oxycodone
  • Hydromorphone (Dilaudid) – Contains Synthetic Opiates
  • Hydrostat – Can Cause False Positives For Opiates
  • Hydroymethamphetamone – Can Cause False Positives For Amphetamines

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I

  • Ibuprin – Can Cause False Positives For Marijuana
  • Ibuprofen - Can Cause False Positives For Marijuana
  • Indocin – Can Cause False Positives For Marijuana
  • InfanTol Pink – Contains Opiates
  • Infumorf – Contains Morphine
  • Isoclor Expectorant – Contains Codeine

 

J

There are no major products that can cause a false positive drug test that begin with “J”.

 

K

  • Klonopin – Contains Benzodiazepines
  • Koalin Or Morphine Mixture – Can Cause False Positives For Opiates
 

L

  • Labetolol – Can Cause False Positives For LSD
  • Lamotrigine (Lamictal) – Can Cause False Positives For PCP
  • Lansoprazole – Can Cause False Positives For Marijuana
  • Lentizol – Can Cause False Positives For Tricyclic Antidepressants
  • Lerisum – Can Cause False Positives For Benzodiazepines
  • Levofloxacin (Antibiotic) – Can Cause False Positives For Opiates
  • Lexotan – Can Cause False Positives For benzodiazepines
  • Libritab – Contains Benzodiazepines
  • Librium – Contains Benzodiazepines
  • Limbitrol – Contains Benzodiazepines
  • Lisuride – Can Cause False Positives For LSD
  • Lisuride / Dopergin – Can Cause False Positives For Opiates, Ecstasy (MDMA), Marijuana Or Amphetamines
  • Liver Disease – Can Cause False Positives For Opiates, Ecstasy (MDMA), Marijuana Or Amphetamines
  • L – Methamphetamine HCL – Can Cause False Positives For Methamphetamine
  • Lodine – Can Cause False Positives For Marijuana
  • Lofepramine – Can Cause False Positives For Tricyclic Antidepressants
  • Lomont – Can Cause False Positives For Tricyclic Antidepressants
  • Loprazolam – Contains Benzodiazepines
  • Loratab – Can Cause False Positives For Opiates
  • Loratadine (Dimetapp) – Can Cause False Positives For Amphetamines
  • Lorazepam – Contains Benzodiazepines
  • Lorcet – Can Cause False Positives For Opiates
  • Lormetazepam – Can Cause False Positives For Benzodiazepines
  • Lortab – Contains Opiates
  • Love Drug (slang) – Can Cause False Positives For Amphetamines
  • Luminal - Contains Barbiturates
  • Lysergol – Can Cause False Positives For LSD
 

M

  • Ma Huang (Ephedra Sinica) – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Marax – Can Cause False Positives For Methamphetamine Or Ecstasy (MDMA)
  • Margestic - Can Cause False Positives For Opiates
  • Marinol - Can Cause False Positives For Marijuana
  • Maximum Strength Sineaid – Can Cause False Positives For Amphetamines
  • Maximum Strength Sudafed Sinus – Can Cause False Positives For Amphetamines
  • Maximum Strength Tylenol Sinus Gelcaps – Can Cause False Positives For Amphetamines
  • Meclomen – Can Cause False Positives For Marijuana
  • Medacepan – Can Cause False Positives For Benzodiazepines
  • Medazepam – Can Cause False Positives For Benzodiazepines
  • Medipren – Can Cause False Positives For Marijuana
  • Mediprim – Can Cause False Positives For Marijuana
  • Mefenorex – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Meperidine – Can Cause False Positives For Phencyclidine
  • Mephentermine – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Mesocarb – Can Cause False Positives For Methamphetamine Or Ecstasy (MDMA)
  • Methadone – Contains Synthetic Opiates
  • Methadose – Can Cause False Positives For Methadone
  • Methamphetaminesadone – Contains Synthetic Opiates
  • Methamphetaminesylphenidate (Ritalin) – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Methamphetaminesysergiside – Can Cause False Positives For LSD
  • Methedrine – Can Cause False Positives For Methamphetamine
  • Methoxyphenamine – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Methphenidate – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Methylenedioxyamphetamine (MDA) – Can Cause False Positives For Amphetamines
  • Methylenedioxymethamphetamine (MDMA) – Can Cause False Positives For Methamphetamine Or Ecstasy (MDMA)
  • Methysergiside – Can Cause False Positives For LSD
  • Metoclopramide – Can Cause False Positives For LSD
  • Metronidazole – can cause interference on EMIT
  • Mexiletine (Mexitil) – Can Cause False Positives For Amphetamines
  • Midol – Can Cause False Positives For Marijuana
  • Migraleve – Can Cause False Positives For Opiates
  • Mini – Thins – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Miracle Herb Pills (Chinese herb) – Contains Benzodiazepines
  • Mogadon – Can Cause False Positives For Benzodiazepines
  • Morax – Can Cause False Positives For Amphetamines Or Opiates
  • Morazone – Can Cause False Positives For Methamphetamine Or Ecstasy (MDMA)
  • Morcap – Can Cause False Positives For Opiates
  • Morphine Sulfate – Can Cause False Positives For Opiates
  • Motrin – Can Cause False Positives For Marijuana
  • Moxifloxacin (Fluoroquinolone) – Can Cause False Positives For Opiates
  • MS Contin Tablets – Contains Morphine
  • MSIR – Contains Morphine
  • Mudrane GC – Contains Barbiturates

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N

  • Naprosyn – Can Cause False Positives For Marijuana
  • Naproxen (Aleve) – Can Cause False Positives For Marijuana
  • Nasal Sprays (Vicks inhaler, Afrin) – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Navonaprox – Can Cause False Positives For Marijuana
  • Nembutal – Can Cause False Positives For Barbiturates
  • Nembutal Sodium – Contains Barbiturates
  • Neosynephren – Can Cause False Positives For Amphetamines
  • Neosynephrine – Can Cause False Positives For Amphetamines
  • Nexium – Can Cause False Positives For Marijuana
  • Nitrazepam – Can Cause False Positives For Benzodiazepines
  • Nobritol – Can Cause False Positives For Benzodiazepines
  • Nobrium – Can Cause False Positives For Benzodiazepines
  • Noctamide – Can Cause False Positives For Benzodiazepines
  • Norcyclobenzaprine – Can Cause False Positives For Tricyclic Antidepressants
  • Norflex – Can Cause False Positives For Morphine
  • Norfloxacin (Fluoroquinolone) – Can Cause False Positives For Opiates
  • Novahistine DH – Contains Codeine
  • Novahistine Expectorant – Contains Codeine
  • Novocain – Can Cause False Positives For Opiates
  • NSAIDS – Can Cause False Positives For Marijuana
  • Nucofed ExpecTorant – Contains Codeine
  • Numorphan – Contains Synthetic Opiates
  • Nuprin – Can Cause False Positives For Marijuana
  • Nyquil – Can Cause False Positives For Amphetamines, Heroin, Opiates, Morphine, Methamphetamines, Ecstasy (MDMA) Orá Methamphetamines
 

O

  • Obetrol – Contains Amphetamines
  • Ofloxacin (Antibiotic) – Can Cause False Positives For Opiates
  • Ohm Allergy Relief - Can Cause False Positives For Morphine, Methamphetamines Or Ecstasy (MDMA)
  • Omeprazole – Can Cause False Positives For Marijuana
  • Opazimes – Can Cause False Positives For Opiates
  • Oramorph – Can Cause False Positives For Opiates
  • Ornade – Can Cause False Positives For Amphetamines
  • Ortain – Can Cause False Positives For Amphetamines
  • Orudis KT – Can Cause False Positives For Marijuana
  • Oxaprozin (Daypro) – Can Cause False Positives For Benzodiazepines
  • Oxazepam – Contains Benzodiazepines
  • Ox – Pam – Can Cause False Positives For Benzodiazepines
  • Oxycodone – Contains Synthetic Opiates
  • Oxycontin – Can Cause False Positives For Oxycodone
  • Oxymorphone – Contains Synthetic Opiates
  • Oxymorphone (Numorphan) – Can Cause False Positives For Oxycodone
 

P

  • Pamprin – Can Cause False Positives For Marijuana
  • PanToprazole – Can Cause False Positives For Marijuana
  • Pantoprazole (Protonix) – Can Cause False Positives For Marijuana
  • Papaverine (Papaverine) – Can Cause False Positives For Opiates
  • Paracetamol with Codeine – Can Cause False Positives For Opiates
  • Paracodine – Contains Synthetic Opiates
  • Paramol – Can Cause False Positives For Opiates
  • Paregoric – Contains Opiates
  • Par – Glycerol – C (CV) – Contains Codeine
  • Pavacol – D – Can Cause False Positives For Opiates
  • Pedacare – Can Cause False Positives For Opiates
  • Pediacof – Contains Codeine
  • Pediatric – Can Cause False Positives For Opiates
  • Pediatric BP – Can Cause False Positives For Opiates
  • Pefloxacin – Can Cause False Positives For Opiates
  • Pemoline – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Pentobarbital – Can Cause False Positives For Barbiturates
  • Percocet – Contains Opiates
  • Percodan – Contains Synthetic Opiates
  • Percovil – Contains Opiates
  • Perphenazine – Can Cause False Positives For Tricyclic Antidepressants
  • Phenaphen with Codeine – Contains Codeine
  • Phendimetrazine – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Phenegan – D – Can Cause False Positives For Amphetamines, Ecstasy (MDMA) Or Methamphetamines
  • Phenergan – Can Cause False Positives For Marijuana Or Methamphetamines
  • Phenergan VC – Contains Codeine
  • Phenmetrazine – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Phenobarbital – Contains Barbiturates
  • Phenobarbitone – Can Cause False Positives For Barbiturates
  • Phentermine – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Phenylephrine – Can Cause False Positives For Amphetamines
  • Phenylpropanolamine – Can Cause False Positives For Amphetamines
  • Phenylpropanolamine (PPA) – Can Cause False Positives For Methamphetamine
  • Phenypropanolamine – Can Cause False Positives For Amphetamines
  • Phenypropan – Olamine – Can Cause False Positives For Amphetamines
  • Phenytoin (Dilantin) – Can Cause False Positives For Barbiturates
  • Pholcodine – Can Cause False Positives For Opiates
  • Pholedrine – Can Cause False Positives For Amphetamines, Methamphetamines Or Ecstasy (MDMA)
  • Physetone – Can Cause False Positives For Methadone
  • Poly – Histine – Contains Codeine
  • Pondinil – Can Cause False Positives For Amphetamines
  • Poppy Seeds – Contains Opium
  • Potentsex Pills (Chinese Herb) – Contains Benzodiazepines
  • Prazepam – Can Cause False Positives For Benzodiazepines
  • Prenylamine – Can Cause False Positives For Amphetamines
  • Preparations – Can Cause False Positives For Opiates
  • Prescription Sleeping Pills – Can Cause False Positives For Benzodiazepines
  • Prevacid – Can Cause False Positives For Marijuana
  • Prilosec – Can Cause False Positives For Marijuana
  • Primatine Tablets – Can Cause False Positives For Methamphetamine Or Ecstasy (MDMA)
  • Primidone (Mysoline) – Can Cause False Positives For Barbiturates
  • Procainamide (Procainamide) – Can Cause False Positives For Amphetamines
  • Procaine – Can Cause False Positives For Opiates
  • Prochlorperazine – Can Cause False Positives For LSD
  • Promethazine – Can Cause False Positives For Marijuana
  • Promethegan – Can Cause False Positives For Marijuana
  • Propoxyphene – Contains Synthetic Opiates
  • Propranolol (Inderal) – Can Cause False Positives For Amphetamines
  • Propylephedrine – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Proquin XR (Fluoroquinolone) – Can Cause False Positives For Opiates
  • ProSom – Can Cause False Positives For Benzodiazepines
  • ProTon Pump Inhibitors – Can Cause False Positives For Marijuana
  • Proton Pump Inhibitors – Can Cause False Positives For Marijuana
  • Protonix – Can Cause False Positives For Marijuana
  • Prozac (Fluoxetine Hydrochloride) – Can Cause False Positives For Amphetamines
  • Pseudoephederine (Claritin – D/Sudafed) – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Pseudoephedrine – Can Cause False Positives For Amphetamines
  • Pseudoephedrineare – Can Cause False Positives For Amphetamines
  • Purim Cookies – Can Cause False Positives For Opiates
  • Pylorid – Can Cause False Positives For Methamphetamine

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Q

  • Quadrinal – Can Cause False Positives For Amphetamines Or Opiates
  • Quelichine – Can Cause False Positives For Amphetamines Or Opiates
  • Quelidrine – Can Cause False Positives For Amphetamines Or Opiates
  • Quetiapine (Seroquel) – Can Cause False Positives For Amphetamines
  • Quibron Plus – Can Cause False Positives For Amphetamines Or Opiates
  • Quinacrine (Atabrine/Mepacrine) – Can Cause False Positives For Amphetamines
  • Quinine in Tonic Water – Can Cause False Positives For Opiates
 

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R

  • Rabeprazole – Can Cause False Positives For Marijuana
  • Ranitidine – Can Cause False Positives For Amphetamines
  • Rantidine (Zantac) – Can Cause False Positives For Amphetamines
  • Redux – Can Cause False Positives For Amphetamines, Methamphetamines Or Ecstasy (MDMA)
  • Relafen – Can Cause False Positives For Marijuana
  • Remedeine Forte – Can Cause False Positives For Opiates
  • Rescudose – Contains Morphine
  • Restoril (Temazepam) – Contains Benzodiazepines
  • Rexatal – Contains Barbiturates
  • Riboflavin (Vitamin B2) – Can Cause False Positives For Marijuana (THC)
  • Rifampicin (Antibiotic) – Can Cause False Positives For Opiates
  • Rifampin – Can Cause False Positives For Opiates
  • Risperidone – Can Cause False Positives For LSD
  • Ritalin - Can Cause False Positives For Amphetamines
  • Rivotril – Contains Benzodiazepines
  • Robitussin – Can Cause False Positives For Opiates
  • Robitussin A – C – Contains Codeine
  • Robitussin Cold Or Flu – Can Cause False Positives For Methamphetamine Or Ecstasy (MDMA)
  • Robitussin DAC – Contains Codeine
  • Robitussin DM – Can Cause False Positives For Opiates
  • Rohypnol – Can Cause False Positives For Benzodiazepines
  • Romilar – Can Cause False Positives For Opiates
  • Roxanol – Can Cause False Positives For Opiates
  • Roxicet – Can Cause False Positives For Oxycodone
  • Rufin – Can Cause False Positives For Marijuana
 

S

  • Secobarbital – Contains Barbiturates
  • Seconal – Can Cause False Positives For Barbiturates
  • Seconal Sodium – Contains Barbiturates
  • Selegiline (Eldepryl) – Can Cause False Positives For Methamphetamine Or Ecstasy (MDMA)
  • Serax – Contains Benzodiazepines
  • Seroquel (Quetiapine) – Can Cause False Positives For Amphetamines
  • Sertraline – Can Cause False Positives For Benzodiazepines
  • Severedol – Can Cause False Positives For Opiates
  • Shampoo Containing Hemp – Can Cause False Positives For Marijuana
  • Silexin – Can Cause False Positives For Opiates
  • Sinarest – Can Cause False Positives For Amphetamines Or Morphine
  • Sine Off – Can Cause False Positives For Morphine
  • Sinequan – Can Cause False Positives For Tricyclic Antidepressants
  • Sinex – Can Cause False Positives For Amphetamines
  • Sinubid – Can Cause False Positives For Morphine
  • Sinus Excedrin Extra Strength Caplets – Can Cause False Positives For Amphetamines
  • Solfoton – Contains Barbiturates
  • Solpadol – Can Cause False Positives For Opiates
  • Soma – Can Cause False Positives For Morphine
  • Soma with Codeine – Can Cause False Positives For Morphine
  • Somnite – Can Cause False Positives For Benzodiazepines
  • Soneryl - Can Cause False Positives For Barbiturates
  • St. Joseph’s Cough Syrup – Can Cause False Positives For Opiates
  • Stesolid – Can Cause False Positives For Benzodiazepines
  • Strong BP – Can Cause False Positives For Opiates
  • Suboxone – Can Cause False Positives For Oxycodone
  • Sudafed – Can Cause False Positives For Amphetamines, Methamphetamines Or Ecstasy (MDMA)
  • Sustiva – Can Cause False Positives For Marijuana
  • Sustiva (Efanirenz) – Can Cause False Positives For Marijuana
  • Synalgos – Contains Synthetic Opiates
 

T

  • Tavist – D – Can Cause False Positives For Methamphetamine Or Ecstasy (MDMA)
  • Tedral – Can Cause False Positives For Amphetamines Or Opiates
  • Tegisec – Can Cause False Positives For Amphetamines
  • Temazepam (Restoril) – Contains Benzodiazepines
  • Thebacon – Can Cause False Positives For Opiates
  • Thioridazine – Can Cause False Positives For Tricyclic Antidepressants
  • Tolectin – Can Cause False Positives For Marijuana
  • Tolmetin – can cause interference on EMIT
  • Tonic Water – Can Cause False Positives For Cocaine
  • Tranxene – Can Cause False Positives For Benzodiazepines
  • Trendar Cramp Relief Formula – Can Cause False Positives For Marijuana
  • Triaminic 12 – Can Cause False Positives For Amphetamines
  • Triaminic Expectorant with Codeine – Contains Codeine
  • Triaminicin – Can Cause False Positives For Amphetamines Or Morphine
  • Triazolam – Can Cause False Positives For Benzodiazepines
  • Triazolam Halcion – Contains Benzodiazepines
  • Tricyclic Antidepressants – Can Cause False Positives For Amphetamines
  • Trimeprazine – Can Cause False Positives For Tricyclic Antidepressants
  • Triminicol – Can Cause False Positives For Morphine
  • Triprolidine – Can Cause False Positives For LSD
  • Triptafen – Can Cause False Positives For Tricyclic Antidepressants
  • Trucal – Can Cause False Positives For Opiates
  • Tryptizol – Can Cause False Positives For Tricyclic Antidepressants
  • Tuinal – Can Cause False Positives For Barbiturates
  • Tussagesic – Can Cause False Positives For Morphine
  • Tussar 2 – Contains Codeine
  • Tussar SF – Contains Codeine
  • Tussinic – Can Cause False Positives For Opiates
  • Tussi – Organiden – Contains Codeine
  • Tylenol (Acetaminophen) with Codeine – Contains Codeine
  • Tylenol 3 – Can Cause False Positives For Opiates
  • Tylenol 4 – Can Cause False Positives For Opiates
  • Tylenol Cold (Combination) – Can Cause False Positives For Amphetamines
  • Tylenol Simply Sleeps (Diphenhydramine) – Can Cause False Positives For PCP
  • Tylenol Sinus – Can Cause False Positives For Amphetamines Or Ecstasy (MDMA)
  • Tylenol with Codeine – Can Cause False Positives For Opiates
  • Tylex – Can Cause False Positives For Opiates
  • Tylenol 4 – Can Cause False Positive Opiates
  • Tylenol Sinus Gelcaps, Maximum Strength – Can Cause False Positive For Amphetamines
  • Tylenol Sinus - Can Cause False Positives For Amphetamines Or Ecstasy
 

U

  • Unisom Nighttime Sleep Aid – Can Cause False Positive For Morphine
 

V

  • Valclair – Can Cause False Positives For Benzodiazepines
  • Valium (Diazepam) – Contains Benzodiazepines
  • Valrelease – Contains Benzodiazepines
  • Venlafaxine Hydrochloride (Effexor) – Can Cause False Positives For PCP
  • Verapamil – Can Cause False Positives For LSD
  • Vicks Cough Syrup – Can Cause False Positives For Opiates
  • Vicks Formula 44M – Can Cause False Positives For Opiates
  • Vicks Inhaler – Can Cause False Positives For Methamphetamine Or Ecstasy (MDMA)
  • Vicks Nasal Spray – Can Cause False Positives For Methamphetamine Or Ecstasy (MDMA)
  • Vicks Nyquil – Can Cause False Positives For Methamphetamine Or Ecstasy (MDMA)
  • Vicodin – Can Cause False Positives For Opiates
  • Vicodin ES – Contains Synthetic Opiates
  • Vitamin B2 – Can Cause False Positives For Marijuana
  • Voltaren – Can Cause False Positives For Marijuana

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W

  • Wellbutrin – Can Cause False Positives For Amphetamines
  • Wigraine – Can Cause False Positives For LSD
  • Wygesic – Can Cause False Positives For Opiates
  • Depressants (Niravam, Alprazolam) – Contains Benzodiazepines

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X

  • Xepin – Can Cause False Positives For Tricyclic Antidepressants
  • XTC (slang) – Can Cause False Positives For Methamphetamine Or Ecstasy (MDMA)

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Y

There are no major products that can cause a false positive drug test that begin with “Y”.

 

Z

  • Zantac - Can Cause False Positives For Amphetamines
  • Zegerid – Can Cause False Positives For Marijuana
  • Zoloft – Can Cause False PositivesFor Benzodiazepines
  • Zyrtec – D – Can Cause False Positives For Amphetamines

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