| ICCR | International Committee for Contraceptive Research |
|---|---|
| ICD | I-cell disease; immune complex disease; implantable cardioverter defibrillator; impulse-control diso... |
| IUCD | intrauterine contraceptive device |
| OC | obstetrical conjugate; occlusocervical; office call; on call; only child; optic chiasma; oral contra... |
| OCA | oculocutaneous albinism; olivopontocerebellar atrophy; oral contraceptive agent |
| OC | Oral contraceptive |
|---|---|
| OCP | Oral contraceptive pill |
| OCS | Oral contraceptive steroids |