The Population Council developed a two-rod levonorgestrel hormonal implant system, Jadelle®.
 

Jadelle provides reversible contraceptive protection for up to five years.

MENT®, a synthetic steroid, is being developed for male hormone therapy and contraception. It  resembles testosterone but does not have the side effect of enlarging the prostate.

Photo credit: Melissa May/Population Council
 

Norplant®, a hormonal implant system that can provide up to seven years of contraceptive protection. It was developed over a 20-year period by Council scientists.

This Micralax applicator delivers a single dose of Carraguard® microbicide gel. The term "microbicide" refers to a range of products, in cream, gel, film, or suppository form, that would substantially reduce the transmission of HIV—and possibly other sexually transmitted infections—when applied prior to sex.  
 

Women in South Africa and Thailand, who participated in a Phase 2 expanded safety study of Carraguard, reported that the Micralax applicator was easy to use.

ParaGard® Copper T-380 intrauterine device (IUD).
 

ParaGard® Copper T-380 intrauterine device (IUD).
 

The levonorgestrel-releasing intrauterine system (IUS) Mirena® combines the best features of hormonal contraceptives and IUDs. It is extremely effective and has the added benefit of reducing the excessive menstrual bleeding experienced by some women.

Photo credit: Population Council Archives
 

Variations of the vaginal ring are being developed for use as a contraceptive and for hormone therapy at the Population Council.

Photo credit: Population Council Archives