21 CFR § 520.301 - Caramiphen ethanedisulfonate and ammonium chloride tablets.
---
identifier: "/us/cfr/t21/s520.301"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "21 CFR § 520.301 - Caramiphen ethanedisulfonate and ammonium chloride tablets."
title_number: 21
title_name: "Food and Drugs"
section_number: "520.301"
section_name: "Caramiphen ethanedisulfonate and ammonium chloride tablets."
chapter_name: "FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES"
subchapter_number: "E"
subchapter_name: "ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS"
part_number: "520"
part_name: "ORAL DOSAGE FORM NEW ANIMAL DRUGS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "21 U.S.C. 360b."
regulatory_source: "40 FR 13838, Mar. 27, 1975, unless otherwise noted."
cfr_part: "520"
---
# 520.301 Caramiphen ethanedisulfonate and ammonium chloride tablets.
(a) *Specifications.* Each tablet contains 10 milligrams of 5st caramiphen ethanedisulfonate and 80 milligrams of ammonium chloride.
(b) *Sponsor.* See No. 054771 in § 510.600(c) of this chapter.
(c) *Conditions of use in dogs*—(1) *Amount.* One tablet per 15 to 30 pounds of body weight every 4 to 6 hours.
(2) *Indications for use.* For relief of cough.
[43 FR 55385, Nov. 28, 1978, as amended at 79 FR 28819, May 20, 2014. Redesignated at 80 FR 13229, Mar. 13, 2015]