Treats gastroesophageal reflux disease (GERD) and damage to the esophagus. Also treats high levels of acid in the stomach caused by a tumor (such as in Zollinger-Ellison syndrome). This medicine is a proton pump inhibitor (PPI).
Protonix, Novaplus Protonix, Protonix IV
There may be other brand names for this medicine.
When This Medicine Should Not Be Used
You should not receive this medicine if you have had an allergic reaction to pantoprazole.
How to Use This Medicine
- Your doctor will prescribe your exact dose and tell you how often it should be given. This medicine is given through a needle placed in one of your veins.
- A nurse or other trained health professional will give you this medicine.
- Your doctor will give you a few doses of this medicine until your condition improves and then switch you to an oral medicine that works the same way. Talk to your doctor if you have any concerns about this.
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 also use ampicillin (Omnipen®), atazanavir (Reyataz®), digoxin (Lanoxin®), iron supplements (Feosol®, Fer-In-Sol®), ketoconazole (Nizoral®), methotrexate (Rheumatrex®, Trexall®), nelfinavir (Viracept®), or a blood thinner (such as warfarin, Coumadin®). Tell your doctor if you also use a diuretic (water pill, such as bumetanide, chlorothiazide, ethacrynic acid, furosemide, hydrochlorothiazide, indapamide, metolazone, torsemide, Bumex®, Demadex®, Diuril®, Edecrin®, Lasix®, Lozol®, or Zaroxolyn®).
Warnings While Using This Medicine
- Make sure your doctor knows if you are pregnant or breastfeeding or if you have liver problems, osteoporosis, or a history of low magnesium in your blood. Tell your doctor if you have problems with a lack of zinc in your body.
- Check with your doctor right away if you notice changes in skin color or pain, tenderness, or swelling of the foot or leg.
- This medicine may increase your risk of broken bones in the hip, wrist, and spine. This is more likely if you are older than 50, receive high doses of this medicine, or use it for 1 year or longer.
- This medicine may cause hypomagnesemia (low magnesium in the blood). This is more likely to occur if you take this medicine longer than 1 year or if you take it with digoxin or certain diuretics (water pills). Tell your doctor right away if you have seizures, dizziness, a fast or pounding heartbeat, or muscle spasms.
- Tell your doctor right away if you have diarrhea that does not go away, stomach pain, and fever while taking this medicine.
- You may be at risk for Clostridium difficile colitis (also called C diff) if you take this medicine. C diff is an inflammation of your large intestine that causes diarrhea. You have a higher risk of this condition if you are also using antibiotics, are elderly, or have other health conditions.If you have severe diarrhea, ask your doctor before taking any medicine to stop the diarrhea.
- Make sure any doctor or dentist who treats you knows that you are using this medicine. This medicine may affect the results of certain medical tests.
- Your doctor will need to check your progress at regular visits while you are using this medicine. Be sure to keep all appointments.
Possible Side Effects While Using This Medicine
Call your doctor right away if you notice any of these side effects:
- Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing
- Blistering, peeling, red skin rash
- Dizziness, seizures, fast or pounding heartbeat, or muscle spasms or cramps
- Redness, swelling, or pain where the needle is placed
- Severe diarrhea that does not go away, stomach pain, fever
- Pain, tenderness, or swelling of the foot or leg
If you notice these less serious side effects, talk with your doctor:
- Mild diarrhea or stomach pain
If you notice other side effects that you think are caused by this medicine, tell your doctor
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088
- Last Reviewed on 06/12/2013
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This page was last updated: June 18, 2013