Get emergency medical help if you have signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have:
severe stomach pain, diarrhea that is watery or bloody;
a seizure (convulsions);
sudden pain or trouble moving your hip, wrist, or back;
kidney problems-- fever, rash, nausea, loss of appetite, joint pain, urinating less than usual, blood in your urine, weight gain;
low magnesium--dizziness, fast or irregular heart rate, tremors (shaking) or jerking muscle movements, feeling jittery, muscle cramps, muscle spasms in your hands and feet, cough or choking feeling; or
new or worsening symptoms of lupus--joint pain, and a skin rash on your cheeks or arms that worsens in sunlight.
Taking Dexilant long-term may cause you to develop stomach growths called fundic gland polyps. Talk with your doctor about this risk.
If you use Dexilant for longer than 3 years, you could develop a vitamin B-12 deficiency. Talk to your doctor about how to manage this condition if you develop it.
Common side effects may include:
nausea, vomiting, stomach pain, gas;
diarrhea;
headache;
mouth pain, sore throat; or
stuffy nose, sinus pain, or other cold symptoms.
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.
 Dexilant side effects (more detail)
