BioSante Pharmaceuticals is developing a pipeline of hormone therapy products to treat both men and women. BioSante's hormone therapy products are gel formulations for transdermal administration that deliver bioidentical estradiol and testosterone. Symptoms treated with hormone therapy in men include impotence, diminished sex drive, muscle weakness and osteoporosis. Symptoms in menopausal women include hot flashes, vaginal atrophy, decreased libido and osteoporosis. The company is also developing its proprietary calcium phosphate nanotechnology for novel vaccines, including biodefense vaccines for toxins such as anthrax and ricin, and drug delivery systems. The company has its research and pre-clinical development laboratories in Smyrna, Ga. Its corporate headquarters is in Lincolnshire, Ill.