cervical cap: The Pros:
Reusable and relatively inexpensive
Small and easy to carry
Requires less spermicide than a diaphragm
The Cons:
A prescription is required
May contribute towards urinary tract infections
May cause cervical changes, such as cervicitis
Must be cleaned and stored
birth control pill: the pros:
Reduced bleeding and cramping with periods, which lowers the risk of anemia
Fewer or no periods
Reduced pain during ovulation
The cons:
May not be as effective when taken with certain medicines
May delay return of normal cycles
Pills must be taken every day.