The Progestin-Only Pill: How Effective Is It?

Allen, Rebecca H. MD, MPH, Editor

Financial Disclosure: Dr. Rebecca H. Allen (editor) reports that she receives grant/research support from Bayer. The relevant financial relationship listed for this individual has been mitigated. None of the remaining planners or authors for this educational activity have relevant financial relationships to disclose with ineligible companies whose primary business is producing, marketing, selling, re-selling, or distributing healthcare products used by or on patients.

OB/GYN Clinical Alert 40(6):p 41-42, October 2023.

SYNOPSIS: In this systematic literature review of 54 studies, the median typical use Pearl Index failure rate was 1.63 (range 0.00 to 14.20) and the median perfect use Pearl Index failure rate was 0.97 (range 0.40 to 6.50).

SOURCE: Zuniga C, Blanchard K, Harper CC, et al. Effectiveness and efficacy rates of progestin-only pills: A comprehensive literature review. Contraception 2023;119:109925.