21 CFR 862.3670 - Phenothiazine test system.
(a) Identification. A phenothiazine test system is a device intended to measure any of the drugs of the phenothiazine class in human specimens. Measurements obtained by this device are used in the diagnosis and treatment of phenothiazine use or overdose.
Title 21 published on 2014-04-01
no entries appear in the Federal Register after this date.