BioSante Pharmaceuticals, Inc. (BioSante) is a specialty pharmaceutical company focused on developing products for female sexual health, menopause, contraception and male hypogonadism. BioSante's products either approved or in clinical development, include LibiGel, Male testosterone gel, The Pill-Plus and Elestrin. BioSante's products for female sexual health, menopause, contraception and male hypogonadism include its gel formulations of estradiol or testosterone and combinations of estrogen, progestogen and androgen. BioSante's gel products are designed to be absorbed quickly through the skin after application on the upper arm for the women's products, delivering the active component to the bloodstream evenly and in a non-invasive, painless manner. In February 2013, Aduro BioTech, Inc. acquired GVAX assets from BioSante.