LINZESS can cause serious side effects, including diarrhea, the most common side effect, which can sometimes be severe. Diarrhea often begins within the first 2 weeks of LINZESS treatment. Stop taking LINZESS and call your doctor right away if you get severe diarrhea during treatment with LINZESS.
Tell your doctor if you have any side effect that bothers you or does not go away. These are not all the possible side effects of LINZESS. For more information, ask your doctor or pharmacist.
Go to the emergency room or call your doctor if you develop unusual or severe stomach-area (abdominal) pain, especially if you have bloody or black stools.
Keep LINZESS out of the reach of children.
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit www.FDA.gov/medwatch or call 1-800-FDA-1088.
LINZESS® (linaclotide) is a prescription medication used in adults to treat irritable bowel syndrome with constipation (IBS‑C) and chronic idiopathic constipation (CIC). "Idiopathic" means the cause of the constipation is unknown. It is not known if LINZESS is safe and effective in children less than 18 years of age.
Tell your doctor about all the medicines you take, including prescription and over-the-counter medicines, vitamins, and herbal supplements.
Other common side effects of LINZESS include gas, stomach-area (abdominal) pain, swelling, or a feeling of fullness or pressure in your abdomen (distension). Call your doctor or go to the nearest hospital emergency room right away if you develop unusual or severe stomach-area (abdominal) pain, especially if you also have bright red, bloody stools or black stools that look like tar.
These are not all the possible side effects of LINZESS. For more information, ask your doctor or pharmacist.
*This offer is valid only for patients with LINZESS prescriptions. Offer not valid for patients enrolled in Medicare, Medicaid, or other federal or state healthcare programs. This offer is not valid for cash‑paying patients. Please see full Program Terms, Conditions, and Eligibility Criteria on our Saving on LINZESS page.