Linzess is a brand-name oral capsule prescribed for certain types of constipation in adults and some children. It contains the active ingredient linaclotide. It’s not known whether Linzess is safe to ...

Linzess (linaclotide) is a prescription drug that’s used to treat certain kinds of constipation. The drug comes as an oral capsule. Linzess may be safe to take while pregnant or breastfeeding. Keep ...