ANN ARBOR, MI--(MARKET WIRE)--Jun 11, 2007 -- Pipex Pharmaceuticals, Inc. (OTC BB:PPEX.OB - News), a specialty pharmaceutical company developing innovative late-stage drug candidates for the treatment of neurologic and fibrotic diseases, announced today that TRIMESTA (oral estriol), its proprietary therapy for multiple sclerosis (MS) has entered a multi-center, Phase II/III clinical trial for the treatment of women with relapsing-remitting MS. This clinical trial has received a $5 million grant from the National Multiple Sclerosis Society (NMSS) in partnership with the National MS Society's Southern California chapter, with support from the National Institutes of Health (NIH).