21 CFR 520.1425
§ 520.1425 Metronidazole.
United States · 21 CFR — Food and Drugs · Status: effective
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- Citation
- 21 CFR 520.1425, § 520.1425 Metronidazole, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/87229
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Full text
(a) Specifications. Each milliliter of suspension contains 125 milligrams (mg) metronidazole.
(b) Sponsor. See No. 051311 in § 510.600(c) of this chapter.
(c) Conditions of use—(1) Amount. Administer 25 mg per kilogram (11.3 mg per pound) of body weight twice daily for 5 consecutive days.
(2) Indications for use. For the treatment of Giardia duodenalis infection in dogs.
(3) Limitations. Federal law restricts this drug to use by or on the order of a licensed veterinarian.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.