Winrevair

Moderate Warnings

Generic: sotatercept

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Information reviewed July 24, 2026

Rank #100 in US TV Ads
Class: Activin Signaling Inhibitor

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What is it for?

An injectable treatment for pulmonary arterial hypertension (PAH), high blood pressure in the arteries of the lungs that strains the heart.

Primary Condition

Pulmonary arterial hypertension

How it works

An activin signaling inhibitor that helps rebalance the growth signals in blood vessel walls, reducing the narrowing seen in PAH.

Common Side Effects

This is not a complete list of side effects. Always consult with a doctor.

  • Bleeding
  • Low platelet count
  • Dizziness
  • Headache
  • Spider veins

Winrevair FAQs

What is Winrevair used for?

Winrevair (sotatercept) is a prescription medication used to treat Pulmonary arterial hypertension. An injectable treatment for pulmonary arterial hypertension (PAH), high blood pressure in the arteries of the lungs that strains the heart.

How does Winrevair work?

An activin signaling inhibitor that helps rebalance the growth signals in blood vessel walls, reducing the narrowing seen in PAH.

What are the common side effects of Winrevair?

Commonly reported side effects of Winrevair include Bleeding, Low platelet count, Dizziness, Headache, and Spider veins. This is not a complete list — tell your doctor or pharmacist about any side effects you experience.

Does Winrevair have any serious warnings?

Winrevair has notable warnings and precautions. Tell your doctor about your medical history and any other medicines or supplements you take before starting Winrevair.

What is the generic name for Winrevair?

The active ingredient in Winrevair is sotatercept, which belongs to a class of medicines known as Activin Signaling Inhibitor.

Who makes Winrevair?

Winrevair is manufactured by Merck. It was first approved in 2024.

How can I save money on Winrevair?

You may be able to lower the cost of Winrevair by using a free pharmacy discount card or by comparing prices across pharmacies before you fill your prescription. Savings vary by pharmacy and location.

Common questions about Winrevair

Other Cardiovascular medications

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Quick Facts

Manufacturer

Merck

Year Approved

2024

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