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What is Protonix?

Protonix contains the medication pantoprazole and is used to treat certain stomach and esophagus problems by decreasing the amount of acid which is produced in the stomach. Protonix relieves symptoms such as heartburn, difficulty swallowing and a persistent cough. Pantoprazole can also help to prevent ulcers, prevent esophagus cancer and heal acid damage to the stomach and esophagus.

Always read the patient information and instructions carefully before using this medication.

  • Protonix should be taken orally with or without food and is typically prescribed to be taken once a day.
  • Swallow pantoprazole tablets whole. Do not crush, chew or split this medication.
  • Your Protonix dosage is based on your medical condition and your response to treatment.
  • Antacids can also be taken alongside Protonix where needed. Ask your doctor for more information.
  • Protonix is most effective when taken regularly. Try to take this medication at the same time each day and take it for the full time prescribed even if you feel better.
  • Speak to your doctor if your condition persists or worsens.


Make sure to tell your doctor and pharmacist:

  • If you have any drug allergies.
  • Which other prescription and non-prescription medications you currently take.
  • Your medical history especially of liver disease or lupus.
  • If you are breast feeding.

Also be aware that:

  • Proton pump inhibitors such as pantoprazole can increase the risk of bone fractures, especially with longer use, higher doses and in older adults.
  • Older adults may be more sensitive to the side effects of Protonix.
  • This medication should only be taken when clearly needed during pregnancy.
  • Taking Protonix for more than 3 years may lead to a B-12 deficiency.
  • Taking Protonix for a long term may cause stomach growths known as fundic gland polyps.

Pantoprazole Side Effects

Common Protonix side effects may include but are not limited to:

  • Headache, stomach pain or joint pain.
  • Dizziness.
  • Gas, nausea, diarrhea or vomiting.
  • Cold symptoms including fever or rashes.

Contact your doctor if you experience any of the following side effects of Protonix:

  • Severe stomach pain or bloody or watery diarrhea.
  • Sudden pain or trouble in moving your hip, back or wrists.
  • Reduced urination or blood in your urine.
  • Swelling or rapid weight gain.
  • Signs of low magnesium such as dizziness, fast or irregular heart rate, tremors or jerking muscle movements, feeling jittery, muscle cramps, muscle spasms in your hands and feet, coughing or a choking feeling.
  • New or worsening symptoms of lupus such as joint pain or a skin rash on your cheeks or arms which worsens in sunlight.
  • Signs of an allergic reaction such as hives, difficulty breathing or a swelling of your face, lips or throat.


Q: What else is Protonix called?

A: Protonix is also known as Pantpas internationally. Pantpas is not a generic alternative but the same brand name medication as Protonix with a different international name. The generic alternative to Protonix is known as pantoprazole.

Q: What should I do if I miss a dose of Protonix?

A: If you miss a dose of this medication, take it as soon as you remember. If it is nearly time for your next dose, then skip the missed dose. Do not take a double dose.

A valid Prescription is required to be mailed or faxed to complete this order. I acknowledge that I will need to be contacted to complete a health profile before my order is shipped.

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