Prescription Drugs

Antibiotics: Certain antibiotics such as Penicillin and Tetracycline can cause false positive results for heroin or cocaine.

* THIS PRODUCT IS NOT INTENDED TO VIOLATE ANY FEDERAL, STATE, OR LOCAL LAWS. PRODUCTS AVAILABLE THROUGH THIS WEBSITE ARE NOT TO BE USED FOR ANY ILLEGAL PURPOSES, INCLUDING USE FOR LAWFULLY ADMINISTERED DRUG TESTS. THE PRODUCTS AVAILABLE THROUGH THIS WEBSITE ARE TO BE USED AS A CONTROL SAMPLE WHEN CONDUCTING PRIVATE AT HOME TESTS.