PharmChem together with its Distributors are the sole source providers of the PharmChek® Sweat Patch used to detect drugs of abuse.
For over 15 years, this device has been a successful and economical alternative to urine to test for cocaine, opiates, amphetamines, PCP and marijuana.
The PharmChek® Drugs of Abuse Detection Patch is an economical alternative and provides distinct advantages over urine testing.