21 C.F.R. § 349.10 Ophthalmic astringent.
Title 21 - Food and Drugs
The active ingredient and its concentration in the product is as follows: Zinc sulfate, 0.25 percent.
Title 21: Food and Drugs
PART 349—OPHTHALMIC DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE
Subpart B—Active Ingredients
§ 349.10 Ophthalmic astringent.
