How AFSTYLA Lasts in the Bloodstream

A strong bond helps this Factor VIII treatment last

In AFSTYLA, the 2 molecular chains that make up Factor VIII are joined together by a strong bond to create one stable single-chain molecule.

purple connector

Tight binding protects AFSTYLA in the bloodstream

Because of its shape, AFSTYLA binds more tightly to blood proteins that help protect it from being broken down, allowing it to last longer in the bloodstream.

If bleeding starts, AFSTYLA becomes activated in your bloodstream to help create a clot and stop a bleed.

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