LINCOLNSHIRE, Ill.--(BUSINESS WIRE)--BioSante Pharmaceuticals, Inc. (NASDAQ: BPAX) today announced the initiation of a LibiGel® (testosterone gel) clinical trial to evaluate its effect on cognitive function in menopausal women. The trial is a randomized, 6-month comparison of the effect of LibiGel compared to placebo treatment on a variety of learning and memory tasks. The study is being conducted by Dr. Susan Davis, Professor of Women's Health, Department of Medicine, Monash University Women’s Health Program in Australia.