MedicinePOM

Pentasan Polysulfate Sodium

Oral capsule that relieves bladder pain of interstitial cystitis.

Clinical information

Common uses

bladder pain or discomfort of interstitial cystitis

Common side effects

headache
insomnia
mood changes or depression
dizziness

Cautions

long-term use linked to retinal pigment damage (maculopathy)
eye examinations recommended before and during treatment
care with other medicines that thin the blood

Interactions

warfarin (no effect shown, but caution with anticoagulants)

Pregnancy: only if clearly needed

Reference information, not medical advice — always follow your doctor or pharmacist. Source: DailyMed, dailymed.nlm.nih.gov, Elmiron (pentosan polysulfate sodium) label, setid f0ba651e-3d8a-11df-8fbe-119855d89593 (accessed 2026-08-16)

Approved brands & formulations1

Brand name	Dosage form	Strength	Importer	Category
Pentasan Polysulfate Sodium	Capsule	100MG	—	POM