 I juggle a lot. And managing constipation with belly pain from my irritable bowel syndrome with constipation or IBSC with laxatives and fiber isn't enough. My doctor recommended a way to get ahead of it. Then I said yes to Linzess. Linzess Linaclotide is a prescription medicine that treats IBSC in adults. It's not a laxative. It's a once daily pill that helps you get ahead of your symptoms. It's proven to help you have more frequent and complete bowel movements and helps relieve