appears poised to continue with a plan to ban prescription fluoride supplements at a time when many experts say that access to the products has become especially important.

The Revell family hoped a gene therapy could buy time for their sons, who have a rare and fatal disease. After two patients died, the drug’s manufacturer halted dosing under pressure from the FDA.

A joint investigation by KFF Health News and NBC News found that cosmetic surgery chains have been the target of scores of ...