BREAKING: Futures Edge Up, Alibaba Leads China Stocks Higher Shares of Acadia Pharmaceuticals (ACAD) toppled Wednesday after the biotech company's experimental treatment for a rare, genetic disorder failed in Phase 3 testing. Analysts largely expected the drug, dubbed carbetocin, to miss its mark in patients with Prader-Willi syndrome. In this condition, a deletion or mutation of a specific gene causes physical, intellectual, developmental and behavioral symptoms. Acadia intended for its drug to treat exces ...