Developer and producer of hormone therapy products. The company is also developing its CAP nanoparticulate-based technology for vaccines including biodefense vaccines such as anthrax and ricin, and drug delivery systems. The bulk of revenue is derived from activity in the pharmaceuticals industry. This company was capitalized by private investment. Stock symbol: BPA. Products include vaccine and vaccine adjuvant, Vaccine delivery systems research and development, testosterone gel, Estrogen gel, testosterone gel, Estrogen gel, Inhaled insulin, Estrogen plus testosterone gel, Estrogen plus progestin gel.