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Dexlansoprazole, Oral deks-lan-SOH-pra-zol

What are other names for this medicine?

Type of medicine: proton pump inhibitor (prevents stomach acid production)

Generic and brand names: dexlansoprazole, oral; Dexilant

What is this medicine used for?

This medicine is taken by mouth to treat heartburn related to gastroesophageal reflux disease (GERD) and to treat and prevent erosive esophagitis. It blocks the production of stomach acid. It may be used for other conditions as determined by your healthcare provider.

What should my healthcare provider know before I take this medicine?

Before taking this medicine, tell your healthcare provider if you have ever had:

  • an allergic reaction to any medicine
  • liver disease.

Females of childbearing age: Tell your healthcare provider if you are pregnant or plan to become pregnant. Do not breast-feed while taking this medicine without your healthcare provider's approval.

How do I take it?

Check the label on the medicine for directions about your specific dose. Take this medicine exactly as your healthcare provider prescribes. Do not stop taking this medicine without your healthcare provider's approval. Take it for as long as directed, even if you feel better.

This medicine may be taken with or without food. If your symptoms do not improve, you may benefit from taking the medicine on an empty stomach at least 1 hour before eating. Talk with your healthcare provider about this.

Do not chew or crush the capsules. Swallow them whole. If you cannot swallow them, you may open the capsule and sprinkle the contents on 1 tablespoon of applesauce. Swallow the mixture right away. Do not store it for later use.

What if I miss a dose?

If you miss a dose, take it as soon as you remember unless it is almost time for the next scheduled dose. In that case, skip the missed dose and take the next one as directed. Do not take double doses. If you are not sure of what to do if you miss a dose, or if you miss more than one dose, contact your healthcare provider.

What if I overdose?

Symptoms of an acute overdose have not been reported.

What should I watch out for?

This medicine may cause or worsen diarrhea. Contact your healthcare provider right away if you develop diarrhea that does not improve, stomach pain, and fever. Do not treat yourself. Some diarrhea medicine will make your diarrhea worse.

If you develop hives, an itchy rash, or peeling skin, stop taking the medicine and contact your provider right away.

This medicine may increase your risk for fractures of the hip, wrist, and spine, especially if you take high doses or take this medicine for longer than 1 year. Talk with your provider about this.

Do not take this medicine for other conditions unless your healthcare provider approves.

Do not give this medicine to someone who has similar symptoms. It may make it hard to recognize other medical problems.

Drinking alcohol and smoking may increase acid in your stomach. Do not drink alcohol or smoke while you are taking this medicine.

It may take several days for your stomach pain to improve. If your condition does not improve or gets worse, contact your healthcare provider.

If you need emergency care, surgery, or dental work, tell the healthcare provider or dentist you are taking this medicine.

What are the possible side effects?

Along with its needed effects, your medicine may cause some unwanted side effects. Some side effects may be very serious. Some side effects may go away as your body adjusts to the medicine. Tell your healthcare provider if you have any side effects that continue or get worse.

Life-threatening (Report these to your healthcare provider right away. If you cannot reach your healthcare provider right away, get emergency medical care or call 911 for help): Allergic reaction (hives; itching; rash; trouble breathing; tightness in your chest; swelling of your lips, tongue, and throat).

Serious (report these to your healthcare provider right away): Severe diarrhea, yellow skin or eyes, unusual bruising or bleeding, dark urine.

Other: Stomach pain, nausea, vomiting, headache, diarrhea, gas, runny nose.

What products might interact with this medicine?

When you take this medicine with other medicines, it can change the way this or any of the other medicines work. Nonprescription medicines, vitamins, natural remedies, and certain foods may also interact. Using these products together might cause harmful side effects. Talk to your healthcare provider if you are taking:

  • ampicillin
  • antifungal medicines such as itraconazole (Sporanox) or ketoconazole (Nizoral)
  • atazanavir (Reyataz)
  • digoxin (Lanoxin)
  • iron medicines (Feosol, Fero-Gradumet, Mol-Iron, Fem-Iron)
  • medicines that that affect blood clotting such as clopidogrel (Plavix) and warfarin (Coumadin)
  • tacrolimus (Prograf)

Do not drink alcohol while taking this medicine unless your healthcare provider approves.

If you are not sure if your medicines might interact, ask your pharmacist or healthcare provider. Keep a list of all your medicines with you. List all the prescription medicines, nonprescription medicines, supplements, natural remedies, and vitamins that you take. Be sure that you tell all healthcare providers who treat you about all the products you are taking.

How should I store this medicine?

Store this medicine at room temperature. Keep the container tightly closed. Protect it from heat, high humidity, and bright light.


This advisory includes selected information only and may not include all side effects of this medicine or interactions with other medicines. Ask your healthcare provider or pharmacist for more information or if you have any questions.

Ask your pharmacist for the best way to dispose of outdated medicine or medicine you have not used. Do not throw medicine in the trash.

Keep all medicines out of the reach of children.

Do not share medicines with other people.


Developed by RelayHealth.
Medication Advisor 2012.1 published by RelayHealth.
Last modified: 2012-02-08
Last reviewed: 2011-07-28
This content is reviewed periodically and is subject to change as new health information becomes available. The information is intended to inform and educate and is not a replacement for medical evaluation, advice, diagnosis or treatment by a healthcare professional.
© 2012 RelayHealth and/or its affiliates. All rights reserved.
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