Health experts, gathering at the U.N., have begun to shift their focus to try to provide access to basic drugs in countries where preventable deaths from infections occur too frequently.
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.
An independent group of experts expressed concerns that the data from clinical trials did not outweigh risks for treatment of post-traumatic stress disorder.