Progestin

Hormone combination How it works: Progestin blocks testosterone needed to create sperm; testosterone-replacement restores enough to maintain muscle mass and other benefits.

'Honey, It's Your Turn...' Melinda Beck 2011

Hormone combination How it works: Progestin blocks testosterone needed to create sperm; testosterone-replacement restores enough to maintain muscle mass and other benefits.

'Honey, It's Your Turn...' Melinda Beck 2011

Progestin-only pills, or implants, had been long thought to cause a hostile environment to the fertilized egg.

Fact checking the TV fact-checkers: Buck would oppose common forms of birth control 2010

This recommendation is based on the Heart and Estrogen/Progestin Replacement HERS Study that did not find a reduction in heart attacks in women with heart disease who took hormone therapy.

The 10 Best Questions™ for Recovering from a Heart Attack Ph.D. Dede Bonner 2009

…Plan-B contains doses of the hormone Progestin which prevents the release or fertilization of an egg…

Think Progress » Kristol: College Guys Are ‘Very Happy’ About Plan B Approval Because ‘The Burden Is Totally Off Them’ 2006

Gene McNeeley, “Effects of Estrogen with and without Progestin on Urinary Incontinence,” JAMA 293, no.

Our Bodies, Ourselves: Menopause M.D. Vivian Pinn 2006

Gene McNeeley, “Effects of Estrogen with and without Progestin on Urinary Incontinence,” JAMA 293, no.

Our Bodies, Ourselves: Menopause M.D. Vivian Pinn 2006

Progestin use may cause mood changes, depression, fatigue, and blood cholesterol changes.

Our Bodies, Ourselves: Menopause M.D. Vivian Pinn 2006

Shumaker et al., “Estrogen Plus Progestin,” 2651–62.

Our Bodies, Ourselves: Menopause M.D. Vivian Pinn 2006

Progestin use may cause mood changes, depression, fatigue, and blood cholesterol changes.

Our Bodies, Ourselves: Menopause M.D. Vivian Pinn 2006