Depo-Provera is inserted in the muscle mass of the buttock. October 30, 2019 Mail Order Brides Catalogue Manu Public School 0 Comments Depo-Provera is inserted in the muscle mass of the buttock. Depo-Provera Depo-Provera can be an injection (a go) that protects against maternity for 3 months (up to 15 days). So how exactly does it work? The injection contains a progestin […] Read more