21 CFR 358.503
§ 358.503 Definitions.
United States · 21 CFR — Food and Drugs · Status: effective
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- Citation
- 21 CFR 358.503, § 358.503 Definitions, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/86748
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Full text
As used in this subpart:
(a) Corn and callus remover drug product. A topical agent used for the removal of corns and calluses.
(b) Collodion-like vehicle. A solution containing pyroxylin (nitrocellulose) in an appropriate nonaqueous solvent that leaves a transparent cohesive film when applied to the skin in a thin layer.
(c) Plaster vehicle. A fabric, plastic, or other suitable backing material in which medication is usually incorporated for topical application to the skin.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.