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Protonix IV
Pantoprazole (as Sodium)
$12.00
40mg · 1 vial · 1 days supply
BrandBranded medicine· By Takeda
$360.00 per month
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Annual cost
$4380a year at this pack size
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About Protonix IV
Overview
Protonix IV contains pantoprazole (as sodium), a proton pump inhibitor supplied as a powder in a vial for intravenous administration. It is used in adults to treat gastroesophageal reflux disease (GERD) with a history of erosive esophagitis, and conditions that cause excessive stomach acid production, including Zollinger-Ellison syndrome. It works by blocking the acid-producing pumps in stomach cells, reducing the amount of stomach acid made.
What it treats
• Gastroesophageal reflux disease (GERD) in adults with a history of erosive esophagitis, for up to 10 days. • Conditions causing excessive stomach acid production, including Zollinger-Ellison syndrome, in adults.
Safety information
Side effects
Common side effects include headache, diarrhea, nausea, abdominal pain, vomiting, gas, dizziness and joint pain. Contact a doctor if you develop a serious side effect. These include injection-site reactions such as vein inflammation with a blood clot, kidney inflammation, diarrhea associated with Clostridioides difficile infection, severe skin reactions or other signs of an allergic reaction, and new or worsening lupus affecting the skin or other parts of the body. The label advises stopping treatment for kidney inflammation, severe skin or allergic reactions, and new or worsening lupus. Other important risks include worsening zinc deficiency, raised liver enzymes, and low magnesium or other mineral disturbances. Prolonged treatment is associated with an increased risk of osteoporosis-related fractures of the hip, wrist or spine, and polyps in the stomach lining. Discuss these risks with your doctor.
When to call your doctor
If symptoms are severe or getting worse quickly, seek emergency care rather than waiting.
Before taking this medicine
Do not receive Protonix IV if you have a known allergy to pantoprazole, any ingredient in the product, or related medicines called substituted benzimidazoles. Allergic reactions can include anaphylaxis, swelling, breathing difficulties, hives or kidney inflammation. It must not be used with medicines containing rilpivirine. Conditions requiring caution include a tendency toward zinc deficiency, especially if other intravenous products containing EDTA are being used. Pregnancy also requires caution: animal data suggest possible harm to the unborn baby. Other warnings include inflammation and clotting in a vein at the injection site, acute kidney inflammation, severe skin reactions, new or worsening lupus, and raised liver enzymes. Treatment should be stopped and assessed if acute kidney inflammation, severe skin reactions or lupus occurs. Proton pump inhibitors may increase the risk of Clostridioides difficile-associated diarrhea. Prolonged treatment may cause low magnesium and disturbances in mineral balance. Long-term treatment, particularly with multiple daily doses, may increase the risk of osteoporosis-related hip, wrist or spine fractures. The risk of fundic gland polyps in the stomach increases with long-term use, especially beyond one year. In adults, symptom improvement does not rule out stomach cancer; further assessment or testing may be needed.
Interactions
Protonix IV (pantoprazole) can interact with other medicines and affect some test results. Tell your doctor if you use: • HIV medicines: Rilpivirine-containing products must not be used with pantoprazole, and nelfinavir should be avoided. Pantoprazole may reduce the antiviral effect of rilpivirine, atazanavir and nelfinavir, and may increase saquinavir toxicity. • Warfarin: The combination can increase the risk of serious bleeding. Blood-clotting tests (INR and prothrombin time) need monitoring. • Methotrexate, especially high-dose treatment: Pantoprazole may increase and prolong methotrexate levels, raising the risk of toxicity. Your doctor may consider temporarily stopping pantoprazole. • Iron salts, erlotinib, dasatinib, nilotinib, mycophenolate mofetil, ketoconazole or itraconazole: Pantoprazole reduces stomach acidity and may reduce absorption of these medicines. Particular caution is needed in transplant patients taking mycophenolate mofetil. Studies in healthy people found no clinically important interaction with clopidogrel. Tell your doctor before a chromogranin A (CgA) blood test, as pantoprazole can cause falsely positive results in testing for neuroendocrine tumors. Your doctor should arrange for treatment to be paused at least 14 days before the test. Pantoprazole may also cause a false-positive urine screening result for THC; a different test may be needed to confirm a positive result.
Using Protonix IV
Dosing
Dosing is set by your prescriber. Each health care professional may prescribe medication differently according to a patient's medical history and condition, so follow the directions on your prescription label and speak to your doctor or pharmacist before changing anything.
Storage
Store in the original carton below 25°C, protected from light, unless the pack states refrigeration. Do not freeze. Keep all medicines out of the sight and reach of children.
Clinical information on this page is summarised from the US FDA label PANTOPRAZOLE SODIUM (PANTOPRAZOLE SODIUM) INJECTION, POWDER, FOR SOLUTION [CAMBER PHARMACEUTICALS, INC.] (DailyMed, retrieved 19 September 2026).
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