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FLOLAN

Generic: epoprostenol sodium

Verified·Jun 8, 2026
Manufacturer
GlaxoSmithKline
NDC
0173-0519
RxCUI
211199
Route
INTRAVENOUS
ICD-10 indication
I27.0

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About FLOLAN

What is this medication?

Flolan is a prescription medicine used for the long-term treatment of pulmonary arterial hypertension, which is a condition characterized by high blood pressure in the vessels that carry blood to the lungs. The medication contains the active ingredient epoprostenol, a naturally occurring substance that acts as a powerful vasodilator. It works by relaxing the smooth muscles in the walls of the pulmonary arteries, which helps to lower blood pressure in the lungs and reduces the strain on the right side of the heart.

The drug is primarily indicated for patients with severe symptoms to help improve their ability to exercise and perform daily activities. Because the medication breaks down quickly in the body, it must be delivered through a continuous intravenous infusion using a specialized portable pump. Patients are typically required to manage the equipment carefully, as maintaining a constant flow of the medicine is vital for its effectiveness and for preventing a sudden worsening of the underlying condition.

Copay & patient assistance

  • Patient Copay Amount: Not Publicly Available
  • Maximum Annual Benefit Limit: Not Publicly Available
  • Core Eligibility Restrictions: Not Publicly Available
  • RxBIN, PCN, and Group numbers: Not Publicly Available

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Conditions we've indexed resources for

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Prior authorization & coverage

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Medicare Part D

Related drugs

How this page is sourced

  • Drug identity verified against openFDA NDC Directory.
  • Label text (when shown) originates from NLM DailyMed.
  • Copay and assistance URLs verified periodically; if you hit a broken link, tell us.

Rare-disease navigation (specialists, trials, patient communities)

FLOLAN treats a rare condition. For in-depth disease pages on our sister site:

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