21 CFR 862.3700 - Propoxyphene test system.
(a) Identification. A propoxyphene test system is a device intended to measure propoxyphene, a pain-relieving drug, in serum, plasma, and urine. Measurements obtained by this device are used in the diagnosis and treatment of propoxyphene use or overdose or in monitoring levels of propoxyphene to ensure appropriate therapy.
Title 21 published on 2014-04-01
no entries appear in the Federal Register after this date.