Lansoprazole (By Mouth)

Lansoprazole (lan-SOE-pra-zole)

Treats ulcers, esophagitis, and other conditions caused by too much stomach acid.

Brand Name(s):

Prevacid, Prevpac, Prevacid NapraPAC 500, Prevacid NapraPAC 375
There may be other brand names for this medicine.

When This Medicine Should Not Be Used:

You should not use this medicine if you have ever had an allergic reaction to lansoprazole.

How to Use This Medicine:

Delayed Release Capsule

• Your doctor will tell you how much medicine to take and how often.
• Take your medicine before eating.
• It is best to swallow the capsule whole. But if you have trouble swallowing the capsule, open it and sprinkle the granules on a spoonful of applesauce or other soft food. Swallow the medicine right away. Do not chew the granules.
• Do not stop taking this medicine until your doctor tells you to, even if you feel better.

If a dose is missed:

• Take your medicine as soon as you remember, unless it is almost time for your next dose.
• Skip the missed dose if it is almost time for your next usual dose.
• You should not use two doses at the same time.

How to Store and Dispose of This Medicine:

• Store the capsules at room temperature, away from heat and direct light.
• Ask your pharmacist, doctor, or health caregiver about the best way to dispose of any outdated medicine or medicine no longer needed.
• Keep all medicine out of the reach of children.

Drugs and Foods to Avoid:

Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.

• Make sure your doctor knows if you are also taking theophylline, sucralfate (Carafate®), iron, amoxicillin, or ketoconazole.
• Avoid drinking alcohol or smoking tobacco because these things can increase your stomach acid.

Warnings While Using This Medicine:

• If you are pregnant or breastfeeding, talk to your doctor before taking this medicine.
• Make sure your doctor knows if you have liver disease or any blood disorders.

Possible Side Effects While Using This Medicine:

Call your doctor right away if you notice any of these side effects:

• Chest pain
• Trouble breathing or hives
• Black, tarry stools, bloody vomit or vomit that looks like coffee grounds
• Unusual bleeding or bruising

If you notice these less serious side effects, talk with your doctor:

• Stomach discomfort, nausea
• Diarrhea or constipation
• Headache
• Skin rash
• Loss of appetite
• Changes in sense of taste

If you notice other side effects that you think are caused by this medicine, tell your doctor.