Get emergency medical help if you have signs of an allergic reaction to Linzess: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Stop using Linzess and call your doctor at once if you have:
severe or ongoing diarrhea; or
diarrhea with dizziness or a light-headed feeling (like you might pass out).
Common Linzess side effects may include:
diarrhea;
stomach pain;
gas; or
bloating or full feeling in your stomach.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
 Linzess side effects (more detail)
