After Merck Stops Study, What Remains Of The Alzheimer's Drug Pipeline? By: Benzinga via Benzinga February 16, 2017 at 16:13 PM EST Merck & Co, Inc. (NYSE: MRK) Tuesday reported it was halting its Phase 3 study of Alzheimer's treatment verubecestat in people ... Read More >> Related Stocks: AC Immune S.A. Allergan Plc Astrazeneca Plc ADR Biogen Idec Eli Lilly Merck & Co Roche Holding AG Basel American Depositary Shares