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Cross Reaction Drug List

Drug Name Common Drug Name Results
Abacavir Ziagen® Nonreactive
Acamprosate Campral® Nonreactive
Acetaminophen Acephen®, Aceta®, Apacet®,
Dapacen®, Excedrin® (combination), Feverall
®, Panadol®, Tempra®, Tylenol®		 Nonreactive
Acetaminophen
with codeine (see also
Paracetamol with codeine)		 Tylenol® 3, Tylenol® with codeine Positive for
MOR, OPI
Acetic acid Ethanoic acid Nonreactive
Acetophenetidin Phenacetin® Nonreactive
Acetylsalicylic acid Anadin®, Anacin® Aspirin®, Bufferin®,
Caprin®, Disprin®, Ecotrin®, Empirin®,
Excedrin® (combination)		 Nonreactive
Aciclovir Zovirax® Nonreactive
Adinazolam Deracyn® Nonreactive
Allobarbital No known trade names Positive for BAR
Alphenol No known trade names Positive for BAR
Alprazolam Xanax® Positive for BZO
Aluminum chloride
hexahydrate		 Anhydrol Forte®, Drichlor® Nonreactive
Aluminum hydroxide Alisone®, Alu-Cap®, Gastrocote®,
Kolanticon®, Maalox®, Maalox TC®,
Mucogel®, Pyrogastrone®, Topal®		 Nonreactive
Alverine citrate Spasmonal®, Spasmonal Fibre® Nonreactive
Aminopyrine No known trade names Nonreactive
Amitriptyline Elavil®, Lentizol®, Triptafen®,
Triptafen-M®, Tryptizol®		 Positive for TCA
Amlodipine Caduet®, Norvasc® Nonreactive
Ammonia/Ipeacuanha Ipecac® Nonreactive
Amobarbital Amytal®, Tuinal® Positive for BAR
Amoxicillin or
amoxycillin		 Amoram®, Amoxil®, Augmentin® Nonreactive
Amoxicillin or moxycillin Heliclear® Nonreactive
Ampicillin Penbritin®, Polycillin®, Principen® Nonreactive
Amylmetacresol Strepsils® Nonreactive
Anhydrol forte No known trade names Nonreactive
Antazoline sulphate Otrivine-Antistin® Nonreactive
Antipyrine 4-Dimethylaminoantipyrine Nonreactive
Aripiprazole Abilify® Nonreactive
Aprobarbital No known trade names Positive for BAR
Aspirin Angettes®, ASA®, Asasantin®, Bayer
Aspirin®, Caprin®, Excedrin®		 Nonreactive
Atenolol Beta-Adalat®, Co-tenidone®, Kalten®,
Tenben®, Tenif®, Tenoretic®, Tenoret
50®, Tenormin®		 Nonreactive
Atorvastatin Lipitor® Nonreactive
Azlocillin Securopen® Nonreactive
Baclofen Kemstro®, Lioresal® Nonreactive
Barbital No known trade names Positive for BAR
Beclomethasone AeroBec®, AeroBec Forte®,
Asmabec®, Beclazone®, Becloforte®,
Becodisks®, Beconase®, Becotide®,
Fillair®, Nasobec®, Qvar®, Ventide®,
Zonivent®		 Nonreactive
Bendrofluazide Aprinox®, Cogaretic®, Inderex®, Indertic
®, Neo-Naclex®, Neo-Naclex-K®,
Prestim®, Tenben®		 Nonreactive
Benzalkonium Bradosol® Nonreactive
Benzocaine Americaine®, Merocaine® Nonreactive
Benzonatate Tessalon®, Exangit®, Ventussin® Nonreactive
Benztropine Cogentin® Nonreactive
Benzydamine Difflam® Positive for BZO
(200 ng/mL)
Benzylpenicillin Crystapen® Nonreactive
Bromazepam Lexotan® Positive for BZO
Bromopheniramine Dimetapp®, Dimotane® Nonreactive
Budesonide Entocort®, Pulmicort®, Rhinocort® Nonreactive
Buprenorphine Suboxone®, Subutex®, Temgesic® Positive for BUP
Buproprion Wellbutrin®, Zyban® Nonreactive
Butabarbital Butisol®, Soneryl® Positive for BAR
Butalbital Fioricet®, Fiorinal® Positive for BAR
Butethal No known trade names Positive for BAR
Butorphanol Stabol® Nonreactive
Canestan Canesten ear/skin/vaginitis/HC® Nonreactive
Carbamate Pesticide Nonreactive
Carbamazepine Tegretol®, Teril®, Timonil® Nonreactive
Carisoprodol Soma® Nonreactive
Celecoxib Celebrex® Nonreactive
Cephalexin Ceporex®, Keflex® Nonreactive
Cetirizine Zyrtec® Nonreactive
Cetylpyridinium Cepacol® mouth rinse Nonreactive
Chloral Hydrate Welldorm® Nonreactive
Chlordiazepoxide Librium® Positive for BZO
Chlorhexidine
gluconate		 Bactrigras®, Chlorohex®, Corsodyl®,
CX Powder®, Dermol®, Hibicet®,
Hibiscrub®, Hibisol®, Hibitane®,
Instillagel®, Naseptin®, Nystaform®,
Serotulle®, Steripod®, Tisept®,
Unisept®, Uriflex®, Uro-Trainer®		 Nonreactive
Chloroform No known trade names Nonreactive
Chlorpheniramine
maleate		 Galpseud®, Haymine®, Piriton® Nonreactive
Chlorpromazine Largactil® Nonreactive
Chlorprothixene Cloxan®, Fluanxol®,
Taractan®, Truxal®		 Nonreactive
Cimetidine Dyspamet®, Tagamet®, Zita® Nonreactive
Cinnarizine Stugeron® Nonreactive
Ciprofloxacin Cipro® Nonreactive
Citalopram Cipramil® Nonreactive
Clobazam Frisium® Positive for BZO
Clofibrate Atromid-S® Nonreactive
Clomethiazole chlormethiazole, Heminevrin® Nonreactive
Clonazepam Klonopin®, Rivotril® Positive for BZO
Clorazepate Tranxene® Positive for BZO
Clotrimazole Lotrimin®, Lotrisone®, Mycelex® Nonreactive
Clozapine Clopine®, Clozaril®, Zaponex® Nonreactive
Co-Amoxiclav Augmentin®, Augmentin Duo® Nonreactive
Co-danthramer Dantron® Nonreactive
Co-Fluampicil Magnapen® Nonreactive
Co-Phenotrope (atropine/
diphenoxylate)		 Lomotil®, Trepergen® Nonreactive
Co-Trimoxazole No known trade names Nonreactive
Codeine phosphate Codafen Continus®, Codeine
Linctus®, Galcodine®, Kapake®,
Migraleve®, Pediatric BP®,
Solpadol®, Tylex®		 Positive for
MOR, OPI
Combivir Epivir® Nonreactive
Cyclobenzaprine Flexeril® Positive for TCA
Cyclosporine Neoral® Nonreactive
Cyproheptadine Periactin® Positive for TCA
Cyproterone Androcur®, Cyprostat®, Nioproxil®,
Progynova®, Siterone®		 Nonreactive
D-Methamphetamine
HCL		 Desoxyn®, Methamprex®,
Methedrine®		 Positive for mAMP
Dantrolene No known trade names Nonreactive
Delorazepam Briantum® Positive for BZO
Dequalinium Dequadin® Nonreactive
Desmopressin DDAVP®, Minirin®, Stimate® Nonreactive
Dexamethasone Decadron®, Dexa-Rhinaspray Duo®,
Maxidex®, Maxidrol®, Minims®,
Otomize®, Sofradex®		 Nonreactive
Dexamphetamine
sulphate		 Adderall®, Adderall XR®, Dexedrine® Positive for AMP
Dextropropoxyphene Co-proxamol®, Darvocet®, Darvon® Positive for PPX
Diazepam Diazemuls®, Stesolid®, Valclair®,
Valium®		 Positive for BZO
Diclofenac sodium DicloFlex®, Diclomax®, Motifene®,
Volraman®, Volsaid®, Voltarol®		 Nonreactive
Dicyclomine Kolanticon®, Merbentyl® Nonreactive
Didanosine Videx® Nonreactive
Dihydrocodeine DHC Continus®, Paramol®,
Remedeine®, Remedeine Forte®		 Positive for
MOR, OPI; negative
for OXY
Diltiazem Cardizem®, Dilacor®, Tiazac® Nonreactive
Dimethicone Asilone®, Fancorsil® Nonreactive
Dipenoxylate with
atropine		 Lomotil® Nonreactive
Diphenhydramine Benadryl®, Medinex®, Nytol®,
Panadol Night®		 Nonreactive
Disulfiram Antabuse® Nonreactive
DL-Octopamine No known trade names Nonreactive
Docusate Sodium No known trade names Nonreactive
Donepezil Aricept® Nonreactive
Dopamine Intropin® Nonreactive
Dothiepin Prothiaden® Positive for TCA
Doxepin Sinequan®, Xepin® Positive for TCA
Doxycycline Vibramycin®, Vibramycin-D® Nonreactive
Doxylamine Nyquil® Positive for MTD
Droperidol Dridol®, Droleptan®, Inapsine® Nonreactive
Duloxetine Cymbalta® Nonreactive
Efavirenz Sustiva® Positive for THC
urinary metabolite(s)
only; parent compound
is nonreactive
Enoxaparin Clexane®, Lovenox® Nonreactive
Erythromycin Arpimycin®, Benzamycin®, Erycane®,
Erymax®, Erythrocin®, Erythroped®,
Ilosone®, Isotrexin®, Lactobinate®,
Stiemycin®, Tiloryth®, Zineryt®		 Nonreactive
Estazolam ProSom® Positive for BZO
Ethambutol Myambutol® Nonreactive
Ethylmorphine No known trade names Positive for
MOR, OPI
Fenofibrate Tricor® Nonreactive
Ferrous fumarate Iron Nonreactive
Flucloxacillin Co-fluampicil®, Floxapen®,
Magnapen®		 Nonreactive
Flumazenil Romazicon® Nonreactive
Flunitrazepam Rohypnol® Positive for BZO
Fluoxetine Prozac®, Sarafem® Nonreactive
Flupentixol decanoate Depixol®, Fluanxol® Nonreactive
Fluphenazine Prolixin® Nonreactive
Flurazepam Dalmane® Nonreactive
Folic acid No known trade names Nonreactive
Fusidic acid
(sodium fusidate)		 Fucibet®, Fucidin®, Fucithalmic® Nonreactive
Gamma-hydroxybutyrate GHB® Nonreactive
Gemfibrozil Gemcor®, Lopid® Nonreactive
Gentamicin sulphate Cidomycin®, Genticin®, Gentisone® Nonreactive
Gliclazide Diamicron®, Dianorm® Nonreactive
Halazepam Alapryl®, Pacinone®, Paxipam® Positive for BZO
Haloperidol Haldol® Nonreactive
Hepatitis B vaccine No known trade names Nonreactive
Hydrochlorothiazide Hyzaar®, Losartan® Nonreactive
Hydrocodone Loratab®, Lorcet®, Vicodin® Positive for
MOR, OPI and/or OXY
Hydrocortisone Actinac®, Alphaderm®, Alphosyl-
HC®, Anugesic-HC®, Anusol-HC®,
Calmurid-HC®, Canesten-HC®,
Colifoam®, Daktacort®, Dioderm®,
Econacort®, Efcortesol®, Efcortelan®,
Eurax-HC®, Gregoderm®, Hydrocortistab
®, Hydrocortone®, Mildison
lipocream®, Neo-Cortef®, Nystaform®,
Perinal®, Proctofoam®, Quinocort®,
Terra-cortil®, Timodine®, Uniroid-HC®,
Vioform-HC®, Xyloproct®		 Nonreactive
Hydrocortisone-
17-butyrate		 Locoid®, Locoid C® Nonreactive
Hydromorphone Dilaudid®, Hydrostat® Positive for
MOR, OPI and/or OXY
Hydroxocobalamin Vitamin B12 Nonreactive
Hydroxychloroquine Plaquenil® Nonreactive
Hydroxyzine Atarax®, Ucerax® Nonreactive
Hyoscine butylbromide Buscopan®, Scopoderm® Nonreactive
Ibuprofen Brufen®, Codafen®, Fenbid®, Ibugel®,
Ibuspray®, Motrin®, Proflex®		 Nonreactive
Indomethacin Flexin continus®, Indocid®, Indomod® Nonreactive
Interferon alfa Intron A®, Roferon-A®, Viraferon®,
Wellferon®		 Nonreactive
Isoniazide INH® Nonreactive
Isosorbide dinitrate Angitak®, Cedocard®, Isocard®,
Isoket®, Isordil®, Sorbichew®,
Sorbid SA®, Sorbitrate®		 Nonreactive
Ketoprofen Orudis®, Oruvail®, Powergel® Nonreactive
Koalin and morphine
mixture		 Diocalm®, Entersan®, Opazimes® Positive for
MOR, OPI
l-Methamphetamine
HCL		 Vick’s Inhaler® Positive for mAMP
Lactulose Duphalac®, Lactugal® Nonreactive
Lamotrigine Lamictal® Potential positive
for PCP and/
or THC
Lansoprazole Heliclear®, Zoton® Nonreactive
Lisinopril Carace®, Zestril®, Zestoretic® Nonreactive
Lofepramine Gamanil®, Lomont® Positive for TCA
Lofexidine BritLofex® Nonreactive
Loperamide Imodium®, Loperagen®, Norimode® Nonreactive
Loratadine Claritin® Nonreactive
Lorazepam Ativan® Positive for BZO
Lormetazepam Noctamid® Positive for BZO
Magnesium alginate Gaviscon® Nonreactive
Mannitol Gaviscon® Nonreactive
MDMA Adam (slang), E (slang), Ecstasy
(slang), XTC (slang)		 Positive for mAMP
and MDMA
Medazepam Anxietol®, Lerisum®, Medacepan®,
Nobritol®, Nobrium®		 Positive for BZO
Mefenamic acid Ponstan®, Ponstel® Nonreactive
Meperidine Demerol®, Pethidine® Nonreactive
Metamizole Novalgin® Nonreactive
Methadone
hydrochloride		 Dolophine®, Methadose®,
Physetone®		 Positive for MTD
Methotrexate Amethopterin® Nonreactive
Methylenedioxyamphetamine
(MDA)		 Eve (slang), Love Drug (slang) Positive for AMP
and MDMA
Methylenedixoypyrovalerone Bath salts (slang) Nonreactive
Metoclopramide Reglan® Nonreactive
Metronidazole Anabact®, Elyzol®, Flagyl®, Metrogel®,
Metrogyl®, Metrotop®, Neuratop®,
Noritate®, Rozex®, Zidoval®, Zymoet®		 Nonreactive
Midodrine Amatine®, Gutron®, Proamatine® Nonreactive
Mirtazapine Avanza®, Remeron®, SolTab®, Zispin® Nonreactive
Morphine Astramorph®, Cyclimorph®,
Duramorph®, Morcap®, Morphine
Sulfate, MS Contin®, Oramorph®,
Roxanol®, Sevredol®		 Positive for
MOR, OPI
Moxonidine INN® Nonreactive
Multivitamin Centrex® Nonreactive
Nabumetone Relafen® Nonreactive
Nadolol Corgard®, Corgaretic® Nonreactive
Nalbuphine Nubain® Nonreactive
Naloxone Narcan® Nonreactive
Naltrexone Antaxone®, Nalorex®, Trexan® Nonreactive
Naproxen Aleve®, Condrotec®, Napratec®,
Naprosyn®, Nycopren®, Synflex®		 Nonreactive
Nefazodone Nefadar®, Serzone® Nonreactive
Nefopam Acupan® Nonreactive
Niacin Niaspan Nonreactive
Nicorandil Ikorel® Nonreactive
Nicotine Nicoderm®, Nicorette®, Nicotinell®,
Nicotrol®, NiQuitin®		 Nonreactive
Nifedipine Adalat®, Nifar®, Nifecard®,
Nif-Ten®, Procardia®		 Nonreactive
Nitrazepam Mogadon®, Somnite® Positive for BZO
Norethindrone BiNovum®, Brevinor®, Climagest®,
Climesse®, Elleste Duet®, Estracombi
®, Evorel®, Kliofem®, Kliovance®,
Loestrin®, Micronor®, Noriday®,
Norimin®, Norinyl®, Noristat®,
Norlutin®, Nuvelle®, Ovysmen®,
TriNovum®, Trisequens®, Utovlan®		 Nonreactive
Noscapine Narcotine® Nonreactive
Olanzapine Zyprexa® Nonreactive
Omeprazole Prilosec® Nonreactive
Orphenadrine Disipal®, Norflex®, Norgesic® Nonreactive
Oxazepam Ox-pam®, Serax® Positive for BZO
Oxymetazoline Afrin®, Neo-synephrine® Nonreactive
Oxytetracycline Terra-Cortil®, Terramycin®, Trimovate® Nonreactive
Pantoprazole Protonix® Nonreactive
Paracetamol
(acetaminophen)		 Fortagesic®, Paradote® Nonreactive
Paracetamol (acetaminophen)/
codeine
preparations		 Co-codamol®, Codafen®,
Co-dydramol®, Kapake®, Remedine®,
Solpadol®, Tylenol® 3, Tylex®		 Positive for
MOR, OPI
Paroxetine Paxil®, Seroxat® Nonreactive
Penicillin Combicillin®, Mefoxin® Nonreactive
Pentobarbital Nembutal® Positive for BAR
Pericyazine Amplan®, Aolept®, Apamin®,
Iryakin®, Neumactil®, Neulactil®,
Propetyl®, Psycholept®		 Nonreactive
Phenobarbital Donnatal® Positive for BAR
Phenobarbitone
(see also Phenobarbital)		 Luminal® Positive for BAR
Phenytoin Dilantin®, Epanutin®, Epitard® Potential positive
for BAR urinary
metabolite(s) only;
parent compound is
nonreactive
Pholcodine Galenphol®, Pavacol-D®,
Strong BP®, Thebacon®		 Positive for
MOR, OPI
Piperacillin Pipracil®, Tazobactam® Nonreactive
Prazepam Centrax®, Demetrin® Positive for BZO
Prednisolone Delta-Cortef®, Econopred®, Inflamase
®, Pediapred®, Prelone®		 Nonreactive
Pregabalin Lyrica® Nonreactive
Procaine Novocain® Nonreactive
Progesterol No known trade names Nonreactive
Promethazine Allerfen®, Anergan®, Antinaus®,
Aprobit®, Avomine®, Baymethzine®,
Diprozin®, Fenergan®, Methazine®,
Pamagren 100®, Phenergan®		 Positive for TCA
Propranolol Beta-Prograne®, Inderal®,
Inderetic®, Inderex®		 Nonreactive
Pseudoephedrine Afrinol®, Expulin®, Sudafed®,
Tylenol Cold® (combination)		 Nonreactive
Ranitidine Pylorid®, Zantac® Positive for mAMP
urinary metabolite(s)
only; parent compound
is nonreactive
Risperidone Risperdal® Nonreactive
Salbutamol Aerocrom®, Aerolin®, Airomir®, Asmasal
®, Combivent®, Duovent®, Ventolin
®, Ventide®, Ventodisks®, Volmax®		 Nonreactive
Secobarbital Seconal® Positive for BAR
Sennosides Senokot® Nonreactive
Sertraline Zoloft® Potential positive
for BZO
Sodium valproate Depakene®, Depakote®, Epilim® Nonreactive
Temazepam Restoril® Positive for BZO
Testosterone Anabolic Steroids (slang),
Andropatch®, Restandol®,
Sustanon®, Virormone®		 Nonreactive
Thioridazine Mellaril® Nonreactive
Thyroxine sodium Eltroxin® Nonreactive
Tizanidine Sirdalud®, Zanaflex® Potential positive
for PCP
Topiramate Topamax® Nonreactive
Tramadol Tramake®, Ultram®, Zamadol®, Zydol® Nonreactive
Tranylcypromine Parnate® Nonreactive
Trazodone Desyrel®, Molipaxin®, Trialodine® Nonreactive
Triazolam Halcion® Positive for BZO
Valproic Acid Depakene® Nonreactive
Venlafaxine Effexor®, Effexor XL® Potential positive
for PCP
Virovir Famciclovir® Nonreactive
Warfarin sodium Coumadin®, Marevan® Nonreactive
Zidovudine Retrovir® Nonreactive
Zolpidem Ambien®, Stilnox®, Sublinox® Nonreactive
Zopiclone Imovane®, Zimovane® Nonreactive
Zuclopenthixol Acuphase®, Cisordinol®, Clopixol® Nonreactive
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