Know Which Substances May Skew Urine Drug Test Results

April 2022

You’ll be asked what factors can skew urine drug test results.

Use unexpected results as an opportunity to have a deeper conversation...and investigate other possible causes.

False positives. Ask patients about Rxs, OTCs, and other substances. Many may cross-react on initial screening tests.

Get concise, unbiased advice for effective drug therapy, plus CE/CME

Prescriber's Letter includes:

12 issues every year, with brief articles about new meds and guidelines
48+ CE courses, including the popular CE-in-the-Letter
Quick reference drug comparison charts
Access to the entire archive

Subscribe Today!

Already a subscriber? Log in

Volume pricing available. Get a quote

Table of Contents

Vaccines Expect to Vaccinate More Adults Against Shingles and Hep B
Headache Help Patients Prevent and Treat Rebound Headaches
Cannabinoids Calm the Hype About New Cannabinoids
Acetaminophen Put Headlines About BP Effects of Acetaminophen in Perspective
Drug Testing Know Which Substances May Skew Urine Drug Test Results
Incontinence Give Advice to Manage Stress Incontinence
Homeopathy Demystify Homeopathic Products
Neuromuscular Think “First, Do No Harm” for Patients With Myasthenia Gravis
Gastroenterology Don’t Jump to Dartisla ODT for Peptic Ulcers
Hypernatremia Avoid Risky Hypotonic IV Fluids to Treat Hypernatremia