Merck's Promising Early Alzheimer's Data Can't Quell Efficacy Concerns

The publication of Phase I analyses for Merck & Co.'s Alzheimer's therapy, verubecestat, may help to explain why the company decided to pursue costly Phase III studies without more data – but questions still remain around the drug's fundamental hypothesis that modulating the brain amyloid system will translate into a clinical response.

Phase I data for Merck & Co. Inc.'s BACE1 inhibitor, verubecestat, were published earlier this week in Science Translational Medicine (STM), spurring headlines that the first successful Alzheimer's therapy in over a decade may be upon us in 2017. But, while the early-stage data have been called encouraging, they are not enough to douse the flames of doubt that inevitably surround all Phase III Alzheimer's trials – an R&D space prone to late-stage failures. (Also see "Alzheimer's Disease: Learning the Lessons Of The Past To Prepare For The Future" - Scrip, 8 December, 2015.)

Read the full article – start your free trial today!

Join thousands of industry professionals who rely on Scrip for daily insights

  • Start your 7-day free trial
  • Explore trusted news, analysis, and insights
  • Access comprehensive global coverage
  • Enjoy instant access – no credit card required

More from Neurological

Leqembi Launch Set For Germany And Austria As EU Approval Finally Comes

 

Eisai is working on securing reimbursement across the EU for Leqembi now that the Alzheimer’s disease treatment has secured marketing approval from the European Commission.

GSK Ramps Up Neuroscience Investment With ABL Brain Shuttle Deal

 

The pact could be worth more than $2.6bn and adds to growing big pharma investment in the technology.

Roche’s Brain Shuttle Delivers In Alzheimer’s, Moves Ahead To Phase III

 

By allowing it to enter the brain more easily, trontinemab’s brain shuttle brings more patients to ‘amyloid zero’ levels faster, and with fewer brain swelling side effects.

Axsome Plans Excessive Sleepiness Study In Depression After Phase III Failure

 

The study’s failure in the overall MDD population was not a surprise, but solriamfetol’s efficacy in MDD with EDS provided a rationale for testing it in that subpopulation.

More from Therapy Areas

Seven Up For Sanofi and Regeneron With Dupixent CSU Approval

 
• By 

The IL-4/IL-13 inhibitor has been approved in the US as the first targeted therapy in over a decade for chronic itching.

Lilly Scores With Orforglipron In Diabetes, Generating Excitement For Obesity

 

The company announced positive topline results for the oral GLP-1 drug in type 2 diabetes that beat expectations.

In Brief: BriaCell’s Breast Cancer Cell Therapy Boosts Survival In Phase II

 

BriaCell announced its cell therapy Bria-IMT plus checkpoint inhibitors bested Gilead’s Trodelvy in a Phase II trial in HR+ breast cancer; a Phase III trial is enrolling.