New to WINREVAIR?

WINREVAIR is the brand name for sotatercept-csrk. You may have questions about your treatment. We have some resources that can help.

WINREVAIR™ (sotatercept-csrk) 45 mg vial

Taking WINREVAIR

You or a caregiver can watch the Instructions for Use videos anytime or refer to the Instructions for Use on this site or with your kit.

Have a Prescription?
Discover The Merck Access Program.

When you enroll, you’ll connect with a Merck Access Program Patient Navigator who can help you understand your insurance coverage, share information on estimated out-of-pocket costs, and provide options for co-pay assistance.

The Merck Access Program

The Merck Access Program can provide information about your insurance coverage and how to access your medication.

Learn more

If you have any questions about WINREVAIR, ask your healthcare provider, or call 1-855-4WINREVAIR (1-855-494-6738).