21 CFR 349.18
§ 349.18 Ophthalmic vasoconstrictors.
United States · 21 CFR — Food and Drugs · Status: effective
Cite this
- Citation
- 21 CFR 349.18, § 349.18 Ophthalmic vasoconstrictors, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/86657
- Permanent ID
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Full text
The active ingredient of the product consists of one of the following, within the established concentration for each ingredient:
(a) Ephedrine hydrochloride, 0.123 percent.
(b) Naphazoline hydrochloride, 0.01 to 0.03 percent.
(c) Phenylephrine hydrochloride, 0.08 to 0.2 percent.
(d) Tetrahydrozoline hydrochloride, 0.01 to 0.05 percent.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.