twitching
Another NSAID
We report a likely false-positive phencyclidine (PCP) result detected with a urine drug screen (UDS) (Medtox, St Paul, Minnesota, USA) in the setting of therapeutic
Samples tested with the EMIT® II immunoassay produced false positive amphetamine results in 12 of 18 subjects prescribed chlorpromazine
Results of
Prozac, Effexor, and other common antidepressant drugs can cause false positives, too