<unk> , also known as centchroman, is one of the selective estrogen receptor modulators, or SERMs, a class of medication which acts on the estrogen receptor. It is best known as a nonsteroidal oral contraceptive which is taken once per week. In India,<unk>  has been available as birth control since the early 1990s, and it was marketed there under the trade name Saheli, currently available free-of-cost for the women in India as Chhaya (Centchroman).<unk>  has also been licensed under the trade names Novex-DS, Centron, and Sevista.
Ormeloxifene
Lasofoxifene
Bazedoxifene
Raloxifene
Tamoxifen
Endoxifen
Anastrozole
Enzalutamide