Adjective
prophylactic -
preventing or contributing to the prevention of disease; "preventive medicine" ; "vaccines are prophylactic" ; "a prophylactic drug"
preventive ,
preventative
healthful conducive to good health of body or mind; "a healthful climate" ; "a healthful environment" ; "healthful nutrition" ; "healthful sleep" ; "Dickens's relatively healthful exuberance"
prophylactic -
capable of preventing conception or impregnation; "contraceptive devices and medications"
contraceptive ,
antifertility
protective (usually followed by `of') solicitously caring or mindful; "protective of his reputation"
prophylactic -
warding off; "the swastika...a very ancient prophylactic symbol occurring among all peoples" - Victor Schultze
cautionary
Noun
prophylactic -
remedy that prevents or slows the course of an illness or disease; "the doctor recommended several preventatives"
preventive ,
preventative
curative ,
cure ,
therapeutic ,
remedy a medicine or therapy that cures disease or relieve pain
prophylactic -
contraceptive device consisting of a sheath of thin rubber or latex that is worn over the penis during intercourse
condom ,
rubber ,
safety ,
safe
birth control device ,
contraceptive ,
contraceptive device ,
prophylactic device ,
preventative ,
preventive an agent or device intended to prevent conception