| Cervical cap | |
|---|---|
 Oves brand cervical cap (discontinued) | |
| Background | |
| Type | Barrier |
| First use | 1838 |
| Pregnancy rates (first year) | |
| Perfect use | Prentif, nulliparous: 9% Prentif, parous: 26% |
| Typical use | Prentif, nulliparous: 16% Prentif, parous: 32% Lea's Shield: 15% |
| Usage | |
| Reversibility | Immediate |
| User reminders | Inserted with spermicide and left in place for 6 hours after intercourse |
| Clinic review | For fitting and subsequent replacements |
| Advantages and disadvantages | |
| Benefits | Femcap may be left in place for 48 hours |
The cervical cap is a form of barrier contraception. A cervical cap fits over the cervix and blocks sperm from entering the uterus through the external orifice of the uterus, called the os.