Cassava Sciences said that its drug did not significantly reduce cognitive decline in 1,900 people with mild to moderate Alzheimer’s disease.
Category: Clinical Trials
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What Drugmakers Did Not Tell Volunteers in Alzheimer’s Trials
Genetic tests showed that certain patients were predisposed to brain injuries if they took the drugs. That information remained secret.
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Officials Cast Doubt on a Dementia Drug, but Human Trials Continue
The S.E.C. alleged shortcomings in research said to support the drug, and its developer agreed to a $40 million settlement. Some experts wonder why clinical trials have not been stopped.
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F.D.A. Approves a New Antipsychotic Drug
Available antipsychotic treatments work by blocking dopamine receptors. The new drug, Cobenfy, takes a different approach.
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Three MDMA Studies Are Retracted by Scientific Journal
The psychedelic treatment, for PTSD, was rejected last week by government regulators.
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F.D.A. Declines to Approve MDMA Therapy, Seeking More Study
The agency said there was insufficient data to allow the use of a treatment for PTSD that involves the drug known as Ecstasy, according to the company seeking approval.
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Veterans and Lawmakers Lobby for Approval of MDMA Therapy
The F.D.A. is poised to rule on the therapeutic use of the club drug Ecstasy, a potential watershed moment in the nascent field of psychedelic medicine.
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A Blood Test Accurately Diagnosed Alzheimer’s 90% of the Time, Study Finds
It was much more accurate than primary care doctors using cognitive tests and CT scans. The findings could speed the quest for an affordable and accessible way to diagnose patients with memory problems.
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Executives Depart Cassava, Maker of Disputed Alzheimer’s Drug
The chief executive and a lead scientist stepped down weeks after a federal grand jury filed fraud charges against a research collaborator.
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What Parents Should Know About Cord Blood Banking
Millions of parents have paid to bank blood from their infants’ umbilical cords. But storage companies have misled them about the cells’ promise.
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Promised Cures, Tainted Cells: How Cord Blood Banks Mislead Parents
Families pay thousands of dollars to store their children’s stem cells with the hope of a healthier future. But the cells are rarely useful, and sometimes contaminated.
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Malaria Vaccine Rollout to Africa Is a Cautionary Tale
After years of delay, millions of malaria vaccines are being supplied to children in Africa. Tens of thousands died waiting.