May 23, 2017
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Elmiron Patient Information including How Should I Take

What should I discuss with my healthcare provider before taking pentosan polysulfate sodium (Elmiron)?

You should not use this medication if you are allergic to pentosan polysulfate sodium.

To make sure you can safely take pentosan polysulfate sodium, tell your doctor if you have any of these other conditions:

  • a bleeding or blood clotting disorder;
  • a history of aneurysm or stroke;
  • a stomach ulcer, intestinal polyps or diverticulitis; or
  • liver disease.

FDA pregnancy category B. Pentosan polysulfate sodium is not expected to harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant during treatment.

It is not known whether pentosan polysulfate sodium passes into breast milk or if it could harm a nursing baby. Do not use this medication without telling your doctor if you are breast-feeding a baby.

How should I take pentosan polysulfate sodium (Elmiron)?

Take exactly as prescribed by your doctor. Do not take in larger or smaller amounts or for longer than recommended. Follow the directions on your prescription label.

Take the medicine on an empty stomach, at least 1 hour before or 2 hours after a meal.

To be sure this medication is helping your condition, your doctor will need to check your progress every 3 months. This will help your doctor determine how long to treat you with pentosan polysulfate sodium. You may also need blood tests to check for certain side effects. Visit your doctor regularly.

If you need surgery, tell the surgeon ahead of time that you are using pentosan polysulfate sodium. You may need to stop using the medicine for a short time.

Store at room temperature away from moisture and heat.

Side Effects Centers

Elmiron - User Reviews

Elmiron User Reviews

Now you can gain knowledge and insight about a drug treatment with Patient Discussions.

Here is a collection of user reviews for the medication Elmiron sorted by most helpful. Patient Discussions FAQs

Report Problems to the Food and Drug Administration


You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

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