Implantation bleeding is one of the earliest signs of pregnancy and will usually occur between the sixth and twelfth day after conception. Once the egg is fertilized, it travels to the uterus and attaches itself to the lining while disrupting the small blood vessels in the area where it has attached itself. What is the provera or progesterone challenge test? If a woman does not have a menstrual period or bleeding she has amenorrhea. The first step is to exclude pregnancy, usually with a pregnancy test. 1 Depo-Provera® medroxyprogesterone acetate injectable suspension, USP DESCRIPTION DEPO-PROVERA Sterile Aqueous Suspension contains medroxyprogesterone acetate, Pharmacia and Upjohn Company: Depo-Provera CI is indicated only for the prevention of pregnancy. The loss of bone mineral density (BMD) in women of all ages. Depo-Provera® (medroxyprogesterone acetate) Injectable Suspension, USP. DESCRIPTION. DEPO-PROVERA Sterile Aqueous Suspension contains medroxyprogesterone acetate, which is a derivative of progesterone and is active by the parenteral and oral routes of administration. Explains the medication medroxyprogesterone (Provera, Cycrin, Depo-Provera, Deop-Sub Q Provera 104), a drug used used to treat abnormal uterine bleeding, contraception, and for treating endometrial or renal cancer. I was on Depo for 15 yrs straight. If ur still bleeding something is very wrong, go to ur Gyno ASAP. The Depo shot usually stops women from having a period. Provera is often given as the 'Progesterone (Provera) Challenge Test' to women who have no period and who are not pregnant. In the 'Progesteron (Provera) Challenge Test' 10 mg of provera is often given over 7-10 days and bleeding is expected within 2 weeks after the last pill. DESCRIPTION. PROVERA® tablets contain medroxyprogesterone acetate, which is a derivative of progesterone. It is a white to off-white, odorless crystalline powder, stable in air, melting between 200 and 210°C. Provera ® tablets contain medroxyprogesterone acetate, which is a derivative of progesterone. It is a white to off-white, odorless crystalline powder, stable in air, melting between 200 and 210°C.