U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 28, 2025

All TitlesTitle 21Chapter IPart 349Subpart B - Subpart B—Active Ingredients
§ 349.10 - Ophthalmic astringent.
§ 349.12 - Ophthalmic demulcents.
§ 349.14 - Ophthalmic emollients.
§ 349.16 - Ophthalmic hypertonicity agent.
§ 349.18 - Ophthalmic vasoconstrictors.
§ 349.20 - Eyewashes.
§ 349.30 - Permitted combinations of active ingredients.
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