Acadia surges on Parkinson's psychosis drug study - San Jose Mercury News

Proactive Investors USA & Canada Acadia surges on Parkinson's psychosis drug study San Jose Mercury News NEW YORK—Shares of Acadia Pharmaceuticals Inc. more than doubled to their highest price in more than three years Tuesday after the company said its drug pimavanserin reduced psychosis in patients with Parkinson's disease. Acadia said pimavanserin ... Acadia Reports Positive Results for...