The investigators are doing a study on the bacteria that normally live in the vagina and what effect, if any, Depo-Provera has on the bacteria.~Women 13-24 years of age, who are HIV negative, being seen in a clinic for birth control or STD check-up, or have a child and are planning to receive a Depo-Provera shot for contraception or have declined the use of hormonal contraception may join.
The investigators are doing a study on the bacteria that normally live in the vagina and what effect, if any, Depo-Provera has on the bacteria.~Women 13-24 years of age, who are HIV negative, being seen in a clinic for birth control or sexually transmitted disease (STD) check-up, or have a child and are planning to receive a Depo-Provera shot for contraception or have declined the use of hormonal contraception may join.