BESREMi is the only FDA-approved polycythemia vera treatment that targets the bone marrow. View important safety info, prescribing info, and boxed warning.

Learn how to use BESREMi, which is an at-home injection used once every 2 weeks. View important safety info, prescribing info, and boxed warning.

Get the full picture of BESREMi If you're looking for a treatment that can help you take control of your PV, find the facts in the downloadable BESREMi brochure.

Learn more about the possible side effects of BESREMi. View important safety info, prescribing info, and boxed warning.

What is BESREMi? BESREMi is a prescription medicine that is used to treat adults with polycythemia vera

BESREMi es un interferón biológico que ofrece resultados con el tiempo para tratar la PV. En el estudio clínico, la mediana de tiempo para que los pacientes lograran un control integral de la enfermedad* fue de 7.8 meses

BESREMi is a subcutaneous (just under the skin’s surface) injection that you administer at home once every 2 weeks. See how patients like you are taking charge of their PV treatment— and more.

We're here to support you on your journey with polycythemia vera (PV) and BESREMi. Explore our downloadable guides and educational tools below to help you feel more confident and informed every step of the way.

¿Qué es BESREMi? BESREMi es un medicamento recetado que se usa para tratar a adultos con policitemia vera

See Full Prescribing and Safety Information including Boxed Warning for BESREMi. See results from a clinical trial of patients with polycythemia vera (PV) taking BESREMi.