The FDA will tough­en its stance against phar­ma­ceu­ti­cal ads and close a key loop­hole that ad­min­is­tra­tion of­fi­cials say mud­dles the dis­clo­sure of drug side ef­fects. The ac­tions were out­lined in a new ex­ec­u­tive memo signed by Pres­i­dent Don­ald Trump late Tues­day and an FDA press re­lease...