FDA approves Ironwood constipation drug
(Reuters) – The Food and Drug Administration on Thursday approved Ironwood Pharmaceuticals Inc’s drug to treat chronic constipation and irritable bowel syndrome with constipation for use in adults. The drug, linaclotide, will be sold under the brand name Linzess and carry a boxed warning that it should not be used in patients 16 or younger, the agency said. An estimated 63 million people suffer from chronic constipation, according to the National Institutes of Health. Additionally, an estimated 15. …