Does Viagra Show up on a Drug Test? - drugstore365

You've probably become eager to take Viagra upon realizing that it doesn't have a negative effect on drug testing. Instead of immediately buying and taking the ED medication, however, you should first familiarize yourself with the side effects it can cause.

13 Medications That May Cause a False Positive on Drug Tests

You could fail a drug test, such as a urine drug screening, and get false positive results for taking medications such as: Antihistamines, Such as Benadryl : Diphenhydramine, the active ingredient in these medications, helps treat itching, allergies, and cold symptoms; but it may also trigger a false positive for opioids, opiates, or PCP on a ...