Drugs of Abuse Screens 5,6,9 – Detection limits Amphetamines low detection limit Benzodiazepines low detection limit d-Amphetamine 1286 ng/mL Alprazolam 65 ng/mL d,I-Amphetamine 2139 ng/mL 7-aminoclonazepam 2600 ng/mL d-Methamphetamine 1000 ng/mL 7-aminoflunitrazepam 590 ng/mL d,I-Methamphetamine 1564 ng/mL Bromazepam 630 ng/mL I-Amphetamine 10407 ng/mL Chlordiazepoxide 3300 ng/mL I-Methamphetamine 2273 ng/mL Clobazam 260 ng/mL Methylenedioxyamphetamine (MDA) 3537 ng/mL Clonazepam 580 ng/mL Methylenedioxymethamphetamine (MDMA) 20538 ng/mL Clotiazepam 380 ng/mL Methylenedioxyethylamphetamine (MDEA) 18230 ng/mL Demoxepam 1600 ng/mL 4-Chloramphetamine 10 µg/mL N-Desalkylflurazepam 130 ng/mL Benzphetamine 1 µg/mL N-Desmethyldiazepam 110 ng/mL Bupropion 1038 µg/mL Diazepam 70 ng/mL Chloroquine 3741 µg/mL Estazolam 90 ng/mL I-Ephedrine 2242 µg/mL Flunitrazepam 140 ng/mL Fenfluramine 105 µg/mL Flurazepam 190 ng/mL Mephentermine 30 µg/mL Halazepam 110 ng/mL Methoxypenamine 331 µg/mL α-Hydroxyalprazolam 100 ng/mL Nor-pseudoephedrine 188 µg/mL 1-N-Hydroxyethylflurazepam 150 ng/mL Phenmetrazine 9 µg/mL α-Hydroxytriazolam 130 ng/mL Phentermine 21 µg/mL Ketazolam 100 ng/mL Phenylpropanolamine (PPA) 133 µg/mL Lorazepam 600 ng/mL Propranolol 386 µg/mL Lormetazepam 200 ng/mL Pseudoephedrine 5889 µg/mL Medazepam 150 ng/mL Quinacrine 8293 µg/mL Midazolam 130 ng/mL Tranylcypromine 126 µg/mL Nitrazepam 320 ng/mL Tyramine 503 µg/mL Norchlordiazepoxide 2600 ng/mL Barbiturates low detection limit Oxazepam 250 ng/mL Allobarbital 345 ng/mL Prazepam 90 ng/mL Alphenal 284 ng/mL Temazepam 140 ng/mL Amobarbital 348 ng/mL Tetrazepam 70 ng/mL Aprobarbital 275 ng/mL Triazolam 130 ng/mL Barbital 1278 ng/mL Opiates low detection limit 5-Ethyl-5-(4-hydroxyphenyl) barbituric acid 927 ng/mL Codeine 102-306 ng/mL Butabarbital 274 ng/mL Dihydrocodeine 291 ng/mL Butalbital 304 ng/mL Hydrocodone 247 ng/mL Butobarbital 349 ng/mL Hydromorphone 498 ng/mL Cyclopentobarbital 304 ng/mL Levallorphan >5000 ng/mL Pentobarbital 252 ng/mL Levorphanol 1048 ng/mL Phenobarbital 509-971 ng/mL Meperidine >15000 ng/mL Secobarbital 200 ng/mL 6-Acetylmorphine 435 ng/mL Talbutal 194 ng/mL Morphine 300 ng/mL Thiopental 16400 ng/mL Morphine-3-Glucuronide 626 ng/mL Cannabinoids low detection limit Nalorphine 5540 ng/mL 8-β-11-Dihydroxy-∆9-THC 58 ng/mL Naloxone 360,000 ng/mL 8-β-11-Hydroxy-∆9-THC 68 ng/mL Oxycodone 1,500 ng/mL 11-Hydroxy-∆8-THC 67 ng/mL Oxymorphone >9300 ng/mL 11-Hydroxy-∆9-THC 77 ng/mL Phencyclidine low detection limit 9-Carboxy-11-nor-∆9-THC-glucuronide 95 ng/mL Dextromethorphan 12 µg/mL 11-nor-∆9-THC-9-carboxylic acid 50 ng/mL Dextrorphan 20 µg/mL Trycyclic Antidepressants low detection limit Mesoridazine 28 µg/mL Amitriptyline 800 ng/mL N,N-Diethyl-1-phenylcyclohexylamine (PCDE) 234 ng/mL Chlorpromazine 100,000 ng/mL 1-(4-Hydroxypiperidino) phenylcyclohexane 237 ng/mL Clomipramine 5000 ng/mL 1-(1-Phenylcyclohexyl) morpholine (PCM) 41 ng/mL Cyclobenzaprine 2500 ng/mL 1-(1-Phenylcyclohexyl) pyrrolidine (PCPy) 54 ng/mL Desipramine 1500 ng/mL 4-Phenyl-4-piperidinocyclohexanol 32 ng/mL Diphenhydramine >100,000 ng/mL 1-[1-(2-Thienyl)-cyclohexyl] morpholine (TCM) 80 ng/mL Dothiepin 2000 ng/mL 1-[1-(2-thienyl)-cyclohexyl] piperidine (TCP) 24 ng/mL Doxepin 1500 ng/mL 1-[1-(2-thienyl)-cyclohexyl] pyrrolidine (TCPy) 50 ng/mL Imipramine 1000 ng/mL Phencyclidine 25 ng/mL Norclomipramine 850 ng/mL Cocaine metabolite low detection limit Nordexepin 5000 ng/mL Benzoylecgonine 300 ng/mL Nortriptyline 1000 ng/mL Cocaine 40-119 µg/mL Perphenazine 41,000 ng/mL Ecgonine 7-20 µg/mL Promazine 5000 ng/mL Ethyl Alcohol low detection limit Protriptyline 2000 ng/mL Ethyl Alcohol 10 mg/dL Trimipramine 3000 ng/mL .