21 C.F.R. § 357.180 Professional labeling.
Title 21 - Food and Drugs
The labeling provided to health professionals (but not to the general public) may contain an additional indication: “For the treatment of common roundworm infestation.”
Title 21: Food and Drugs
PART 357—MISCELLANEOUS INTERNAL DRUG PRODUCTS FOR OVER-THE-COUNTER HUMAN USE
Subpart B—Anthelmintic Drug Products
§ 357.180 Professional labeling.

