Progestin-only pills primarily work by thickening the cervical mucus, which prevents sperm from reaching an egg. They do not reliably shut down ovulation and must be taken every day at the same time to be effective. They are considered safe for breastfeeding women and do not involve a drug-free holiday.

Solved

Progestin-Only Pills

Question 28

Multiple Choice

Progestin-only pills

A) reliably shut down ovulation.
B) do not need to be taken every day.
C) should not be used by women who are breast-feeding their babies, even beyond 6 weeks after birth.
D) cause a thickening of the cervical mucus.
E) involve a drug-free holiday every month.

Correct Answer: