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OrphoMed Names Mark Sostek Chief Medical Officer

Xconomy San Francisco — 

Mark Sostek is joining San Francisco-based drug developer OrphoMed as chief medical officer. Sostek most recently worked at Pfizer (NYSE: PFE) in its inflammation and immunology research unit. Before that, he was global clinical leader for gastrointestinal programs at AstraZeneca (NYSE: AZN). OrphoMed’s lead drug candidate, ORP-101, is in early-stage clinical testing for irritable bowel syndrome with diarrhea.