C.F.R. » Title 21 » CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES › SUBCHAPTER D—DRUGS FOR HUMAN USE › PART 349—OPHTHALMIC DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE › Subpart B—Active Ingredients

21 C.F.R. § 349.10

Ophthalmic astringent

Read at: eCFRecfr.gov CornellLII GovInfogovinfo.gov CasesGoogle Scholar

The active ingredient and its concentration in the product is as follows: Zinc sulfate, 0.25 percent.