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VA/DoD CLINICAL PRACTICE GUIDELINE FOR OPIOID THERAPY FOR CHRONIC PAIN

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<strong>VA</strong>/<strong>DoD</strong> Clinical Practice Guideline for Opioid Therapy for Chronic Pain<br />

Table B-3. Summary of Agents Potentially Contributing to False Positives [189-194]<br />

Agent<br />

Marijuana metabolites<br />

• dronabinol<br />

• efavirenz<br />

Summary of Agents Potentially Contributing to False Positives<br />

• NSAIDs 1<br />

• proton pump inhibitors<br />

Cocaine metabolites • coca leaf teas • topical anesthetics containing cocaine<br />

Opioid<br />

metabolites<br />

Amphetamines/<br />

Methamphetamine<br />

(high rate of false<br />

positives)<br />

• dextromethorphan<br />

• flouroquinolones<br />

• levofloxacin<br />

• amantadine<br />

• benzphetamine<br />

• brompheniramine<br />

• bupropion<br />

• chlorpromazine<br />

• desipramine<br />

• dextroamphetamine<br />

• doxepin<br />

• ephedrine<br />

• fluoxetine<br />

• ofloxacin<br />

• poppy seeds<br />

• poppy oil<br />

Benzodiazepines • oxaprozin • sertraline<br />

Barbiturates • ibuprofen • naproxen<br />

Methadone<br />

• chlorpromazine<br />

• clomipramine<br />

• diphenhydramine<br />

• isometheptene<br />

• isoxsuprine<br />

• labetalol<br />

• l-methamphetamine (OTC<br />

nasal inhaler)<br />

• methylphenidate<br />

• MDMA<br />

• phentermine<br />

• phenylephrine<br />

• doxylamine<br />

• ibuprofen<br />

• quetiapine<br />

• hemp foods: tea, oil 2<br />

• rifampin<br />

• quinine<br />

• propanolamine<br />

• promethazine<br />

• pseudoephedrine<br />

• ranitidine<br />

• selegiline<br />

• thioridazine<br />

• trazodone<br />

• trimethobenzamide<br />

• trimipramine<br />

• thioridazine<br />

• verapamil<br />

Alcohol • mouthwash • short-chain alcohols • OTC cough products<br />

(isopropyl alcohol)<br />

1 Detection time for most drugs in urine is 1-3 days<br />

2 Long-term use of lipid-soluble drugs (THC, diazepam, ketamine) can be detected for a longer period of time<br />

Abbreviations: NSAIDs: non-steroidal anti-inflammatory drugs; MDMA: 3,4-methylenedioxy-methamphetamine;<br />

OTC: over the counter; THC: tetrahydrocannabinol<br />

February 2017 Page 77 of 192

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