Rectal microbicide

A rectal microbicide is a microbicide for rectal use. Most commonly such a product would be a topical gel inserted into the anus so that it make act as protection against the contract of a sexually transmitted infection during anal sex.^{[citation needed]}

Along with vaginal microbicides, rectal microbicides are currently the subject of medical research on microbicides for sexually transmitted diseases to determine the circumstances under which and the extent to which they provide protection against infection.

Less commonly, rectal microbicides can have other purposes also; for example, they could be used to treat certain medical conditions as a suppository would.