| barrier contraceptive | A mechanical device designed to prevent spermatozoa from penetrating the cervical os; usually used in combination with a spermicidal agent, i.e., vaginal diaphragm. (05 Mar 2000) |
|---|---|
| combination oral contraceptive | A mixture of a steroid having progestational activity and an oestrogen. (05 Mar 2000) |
| contraceptive | An agent that diminishes the likelihood of or prevents conception. (18 Nov 1997) |
| contraceptive agents | Chemical substances diminishing the likelihood of or preventing conception. The agents do not include occlusive barriers to prevent the passage of spermatozoa into the uterus (contraceptive devices). (12 Dec 1998) |
| contraceptive agents, female | Chemical substances or agents with contraceptive activity in females. Use for female contraceptive agents in general or for which there is no specific heading. (12 Dec 1998) |
| contraceptive agents, male | Chemical substances or agents with contraceptive activity in males. Use for male contraceptive agents in general or for which there is no specific heading. (12 Dec 1998) |
| contraceptive device | A device used to prevent pregnancy; e.g., occlusive diaphragm, condom, intrauterine device. (05 Mar 2000) |
| contraceptive device, intrauterine | A device inserted into the uterus (womb) to prevent conception (pregnancy). The IUD can be a coil, loop, triangle, or T in shape made of plastic or metal. (12 Dec 1998) |
| contraceptive devices | Devices that diminish the likelihood of or prevent conception. (12 Dec 1998) |
| contraceptive devices, female | Contraceptive devices used by females. (12 Dec 1998) |
| contraceptive devices, male | Contraceptive devices used by males. (12 Dec 1998) |
| contraceptive sponge | A resilient, hydrophilic sponge of polyurethane foam impregnated with a spermicide; contraception is achieved by action of the spermicide. (05 Mar 2000) |
| intrauterine contraceptive device | <gynaecology> A contraceptive device that is placed within the uterus for the purpose of inhibiting conception. (27 Sep 1997) |
| intrauterine contraceptive devices | Devices of plastic or metallic substance inserted into the uterus to prevent conception. (12 Dec 1998) |
| oral contraceptive | Any orally effective preparation designed to prevent conception. (05 Mar 2000) |