National Academies Members Demand Answers About Sacklers’ Donations

The Academies accepted millions of dollars from members of the Sackler family — including some who led Purdue Pharma, makers of OxyContin — even while advising federal officials on opioid policy.

Biden Is Running on His Record as President. Here’s Where He Stands.

President Biden has acknowledged that he has not accomplished all he wished to. But that, he maintains, is an argument for his re-election.

FDA Approves Biogen’s Drug for Rare Form of ALS

The drug, which will be sold as Qalsody by the pharmaceutical company Biogen, targets a genetic cause of a devastating neurological illness.

Is There a Cure for IBS? What to Know About Treatment

Here’s what experts do (and don’t) know about this perplexing condition.

Can Africa Get Close to Vaccine Independence? Here’s What It Will Take.

Leaders on the continent have vowed that if there is another pandemic, they won’t be shut out of the vaccine market.

Supreme Court Ensures, for Now, Broad Access to Abortion Pill

The order halts lower court rulings that would have restricted the drug as an appeal moves forward in a case with profound implications for abortion access and the F.D.A.’s regulatory authority.

British Man Died of Rare Blood Syndrome Linked to AstraZeneca’s Vaccine

One expert said the blood-clotting syndrome was estimated to occur in one in 50,000 people under 40 and one in 100,000 over 40 who received AstraZeneca’s vaccine.

The Fight Over a Drug That Is Great for Horses but Horrific for Humans

Drug dealers are mixing xylazine, an animal tranquilizer relied on by veterinarians, into fentanyl, with deadly results. But controlling it is tricky.

The Abortion Pill Case Could Throw Our Health Care System Into Chaos

The mifepristone ruling may lead to all sorts of drugs and treatments disappearing.

Abortion Pill Maker Sues F.D.A. to Protect Drug if a Court Orders It Off the Market

The suit by GenBioPro, the generic maker of mifepristone, is the latest strand in the intense legal battle over abortion pills.