Elmiron
ELMIRON® - 100 mg
(pentosan polysulfate sodium) Capsules
DRUG DESCRIPTION
Pentosan polysulfate sodium is a semi-synthetically produced heparin-like macro molecular carbohydrate derivative, which chemically and structurally resembles glycosaminoglycans. It is a white odorless powder, slightly hygroscopic and soluble in water to 50% at pH 6. It has a molecular weight of 4000 to 6000 Dalton with the following structural formula:
![]() |
ELMIRON (pentosan polysulfate sodium capsules) ® is supplied in white opaque hard gelatin capsules containing 100 mg pentosan polysulfate sodium, microcrystalline cellulose, and magnesium stearate. It also contains pharmaceutical glaze (modified) in SD-45, synthetic black iron oxide, FD&C Blue No. 2 aluminum lake, FD&C Red No. 40 aluminum lake, FD&C Blue No. 1 aluminum lake, D&C Yellow No. 10 aluminum lake, n-butyl alcohol, propylene glycol, SDA-3A alcohol, and titanium dioxide. It is formulated for oral use.
What are the possible side effects of pentosan polysulfate sodium (Elmiron)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have a serious side effect such as:
- nosebleed;
- blood in your urine or stools;
- rectal bleeding;
- coughing up blood;
- bleeding gums; or
- feeling like you might pass out.
Less serious side effects may include:
- hair loss;
- nausea, diarrhea, stomach pain;
- headache;
- mild...
Read All Potential Side Effects and See Pictures of Elmiron »
What are the precautions when taking pentosan polysulfate sodium capsules (Elmiron)?
Before taking pentosan polysulfate sodium, tell your doctor or pharmacist if you are allergic to it; or to heparin or low molecular weight heparin; 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.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: bleeding disorders (e.g., hemophilia, thrombocytopenia), blood vessel disorders (e.g., aneurysm), liver disease, spleen disorders, stomach/intestinal disorders (e.g., stomach ulcers, polyps, diverticula).
Before having surgery, tell your doctor or dentist that you are using this medication.
During pregnancy, this medication should be used only when...
Last reviewed on RxList: 2/4/2009
This monograph has been modified to include the generic and brand name in many instances.
Additional Elmiron Information
Elmiron - User Reviews
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.
Women's Health
Find out what women really need.







