Factors which determine the lipid solubility of drugs Deranged Physiology Dihexa (also known as PNB 0408) is an experimental small molecule derived from angiotensin IV. It was engineered to cross the bloodbrain barrier and has shown synaptogenic effects in preclinical models. The often quoted Frontiers Thermodynamics and Kinetics of pH dependent Dissolution of Sparingly Soluble Alkaline Earth Hydroxides in Source Separated Human Urine Collected in Decentralised Sanitation Systems Powerock Pharma DIHEXA 10 mg 60 caps. 600 mg pKa, Solubility, and Lipophilicity Springer Nature Link