Risk Factors for and Outcomes of Ring Expulsions with a One Year Contraceptive Vaginal System
The FDA-approved, segesterone acetate/ethinyl estradiol, ring-shaped contraceptive vaginal system, known was Annovera (Sever Pharma Solutions/QPharma, Malm ö, Sweden inserted and removed under a woman’s control for a 21 day in/7 day out regimen for up to 13 cycles of use.
Source: American Journal of Obstetrics and Gynecology - Category: OBGYN Authors: Marlena G. Plagianos, Shaalini Ramanadhan, Ruth B. Merkatz, Vivian Brache, Barbara A. Friedland, Lisa B. Haddad Tags: Original Research: Gynecology Source Type: research