GroundRules
21 CFR 862.1375: Histidine test system.
Where this section sits in the code
- Title 21—Food and Drugs
- CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES
- SUBCHAPTER H—MEDICAL DEVICES
- PART 862—CLINICAL CHEMISTRY AND CLINICAL TOXICOLOGY DEVICES
- Subpart B—Clinical Chemistry Test Systems
(a) Identification. A histidine test system is a device intended to measure free histidine (an amino acid) in plasma and urine. Histidine measurements are used in the diagnosis and treatment of hereditary histidinemia characterized by excess histidine in the blood and urine often resulting in mental retardation and disordered speech development.
(b) Classification. Class I (general controls). The device is exempt from the premarket notification procedures in subpart E of part 807 of this chapter subject to § 862.9.
Collected 2026-08-27T02:24:47Z. Source file · JSON