The injectable contraceptives depot medroxyprogesterone acetate and norethisterone enanthate substantially and differentially decrease testosterone and sex hormone binding globulin levels: a secondary study from the WHICH randomized clinical trial.

South Africa

Chanel Avenant, Mandisa Singata-Madlik, Alexis J. Bick, Donita Africander, Yusentha Balakrishna, Karl-Heinz Storbeck, Johnson Mosoko Moliki, Sigcinile Dlamini, Salndave Skosana, Jenni Smit, Mags Beksinska, Ivana Beesham, Ishen Seocharan, Joanne Batting, G Justus Hofmeyr, Janet P. Hapgood