COMMON BRAND NAME(S): Elmiron
GENERIC NAME(S): PENTOSAN POLYSULFATE SODIUM
Description: Pentosan polysulfate sodium is a heparinoid with anticoagulant and fibrinolytic properties; it may also have hypolipidaemic and anti-inflammatory effects.
Pharmacokinetics:
Absorption: Approx 6%.
Metabolism: Hepatic and via spleen; some in renal parenchyma.
Excretion: Half-life elimination: 20-27 hr. Excretion via urine (6%, mainly as metabolites); faeces (58-84%, as unchanged drug).
This medication is used to treat pain/discomfort from a certain bladder disorder (interstitial cystitis). It may work by forming a layer on the bladder wall and protecting it from harmful/irritating substances in the urine. It is also a weak “blood thinner” and therefore may increase the risk of bruising/bleeding (e.g., bleeding from the nose/gums).
How to use pentosan polysulfate sodium
Read the Medication Guide provided by your pharmacist before you start using this drug and each time you get a refill. If you have any questions, consult your doctor or pharmacist.
Take 100 mg of this medication by mouth at least 1 hour before or 2 hours after meals, usually 3 times daily or as directed by your doctor.
Use this medication regularly to get the most benefit from it. To help you remember, take it at the same times each day.
Do not increase your dose or take this medication more often than prescribed. Your condition will not improve any faster, and the risk of serious side effects may be increased.
Inform your doctor if your condition worsens or does not improve after 3 months.
Pregnancy Risk: Category B (No proven risk in humans)
Diarrhea, hair loss, nausea, headache, stomach upset, or abdominal pain may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.
Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.
Tell your doctor immediately if any of these unlikely but serious side effects occur:
Tell your doctor immediately if any of these rare but very serious side effects occur: tiredness, fast/pounding heartbeat, signs of infection (e.g., fever, persistent sore throat), shortness of breath, vision changes, eye pain, dark urine, yellowing eyes/skin, persistent nausea/vomiting.
A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.
This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.
Precautions:
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 clearly needed. Discuss the risks and benefits with your doctor.
It is not known whether this drug passes into breast milk. Consult your doctor before breast-feeding.
Interactions:
Your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with your doctor or pharmacist first.
This drug should not be used with the following medication because very serious interactions may occur: mifepristone.
Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: “blood thinners” (e.g., warfarin, heparin, tenecteplase, abciximab, clopidogrel, ticlopidine), sulfinpyrazone.
Check all prescription and nonprescription medicine labels carefully since many contain pain relievers/fever reducers (NSAIDs such as aspirin, ibuprofen, naproxen, ketorolac) that may increase your risk for side effects if taken together with this medication. Low-dose aspirin should be continued if prescribed by your doctor for specific medical reasons such as heart attack or stroke prevention (usually at dosages of 81-325 milligrams per day). Ask your doctor or pharmacist for more details.
This medication may interfere with certain laboratory tests (including prothrombin time/INR, factor Xa levels), possibly causing false test results. Make sure laboratory personnel and all your doctors know you use this drug.
This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.
Overdose:
If overdose is suspected, contact a poison control center or emergency room immediately.
Notes
Do not share this medication with others.
Missed Dose
If you miss a dose, take it as soon as you remember. If it is near the time of the next dose, skip the missed dose and resume your usual dosing schedule. Do not double the dose to catch up.
Storage
Store at room temperature between 59-86 degrees F (15-30 degrees C) away from light and moisture. Do not store in the bathroom. Keep all medicines away from children and pets.
Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company for more details about how to safely discard your product.
Brands:
Available Brands:
Elmiron
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