10 Jul 2011
Diphenhydramine - Can Cause False Positive For Phencyclidine also known as angel dust.-
Phenylephrine - Can Cause False Positive For Amphetamines.-
- Benadryl Information for Consumers
- Benadryl Information for Healthcare Professionals (includes dosage details)
- Side Effects of Benadryl (detailed)
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1 answer • 10 Dec 2009
1 answer • 6 Mar 2010
... phenylephrine 10 mg. taken 32 hours before the test cause a false positive?
1 answer • 5 May 2010
Do people make the street drug meth with this type of medicine
1 answer • 12 Apr 2011
can or will it cause a false positive or does it show up positive for methamphetimine ?
1 answer • 29 Jan 2014