Free of unpleasantness; prim, sanitized or bowdlerized.
Of, or relating to antisepsis, or the use of antiseptics.
Very clean; aseptic.
Capable of preventing microbial infection.
Any substance that inhibits the growth and reproduction of microorganisms. Generally includes only those that are used on living objects (as opposed to disinfectants) and aren't transported by the lymphatic system to destroy bacteria in the body (as opposed to antibiotics).
purging
something, such as a substance or medicine, that purges; laxative