Compositions to Treat Anal Itch

摘要

The present disclosure relates to topical compositions comprising one or more topical anesthetics or analgesics; a vitamin B3 compound; and a coating agent. In some embodiments, the composition comprises about 1% to about 10% w/w of the composition of the topical anesthetic, topical analgesic, or a combination thereof; about 1% to about 10% w/w of the composition of the vitamin B3 compound; and about 5% to about 50% w/w of the composition of the coating agent. In some embodiments, the composition further includes a pharmaceutically acceptable base. In some embodiments, the pharmaceutically acceptable base comprises about 35% to about 85% w/w of the composition of a pharmaceutically acceptable oil; about 1% to about 20% w/w of the composition of a pharmaceutically acceptable wax; or a combination thereof. Such compositions are useful for treating anal itch or pruritus ani.