Dexlansoprazole is used to treat certain stomach and esophagus problems (such as acid reflux). It works by decreasing the amount of acid your stomach makes. It relieves symptoms such as heartburn difficulty swallowing and persistent cough. This medication helps heal acid damage to the stomach and esophagus helps prevent ulcers and may help prevent cancer of the esophagus. Dexlansoprazole belongs to a class of drugs known as proton pump inhibitors (PPIs).
Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.
Tell your doctor right away if you have any serious side effects including: symptoms of a low magnesium blood level (such as unusually fast/slow/irregular heartbeat persistent muscle spasms seizures) signs of lupus (such as rash on nose and cheeks new or worsening joint pain).
This medication may rarely cause a severe intestinal condition (Clostridium difficile-associated diarrhea) due to a type of bacteria. Do not use anti-diarrhea or opioid medications if you have any of the following symptoms because these products may make them worse. Tell your doctor right away if you develop: persistent diarrhea abdominal or stomach pain/cramping fever blood/mucus in your stool.
Rarely proton pump inhibitors (such as dexlansoprazole) have caused vitamin B-12 deficiency. The risk is increased if they are taken every day for a long time (3 years or longer). Tell your doctor right away if you develop symptoms of vitamin B-12 deficiency (such as unusual weakness sore tongue or numbness/tingling of the hands/feet).
A very serious allergic reaction to this drug is rare. However get medical help right away if you notice any symptoms of a serious allergic reaction including: rash itching/swelling (especially of the face/tongue/throat) severe dizziness trouble breathing signs of kidney problems (such as change in the amount of urine).
This is not a complete list of possible side effects. If you notice other effects not listed above contact your doctor or pharmacist.
Before taking dexlansoprazole tell your doctor or pharmacist if you are allergic to it; or to similar drugs (such as lansoprazole omeprazole); or if you have any other allergies. This product may contain inactive ingredients which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Some symptoms may actually be signs of a more serious condition. Get medical help right away if you have: heartburn with lightheadedness/sweating/dizziness chest/jaw/arm/shoulder pain (especially with shortness of breath unusual sweating) unexplained weight loss.
Proton pump inhibitors (such as dexlansoprazole) may increase your risk for bone fractures especially with longer use higher doses and in older adults. Talk with your doctor or pharmacist about ways to prevent bone loss/fracture such as by taking calcium (such as calcium citrate) and vitamin D supplements.
During pregnancy this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.