Nov. 12: The FDA approved PharmaEssentia Corp.’s Besremi (ropeginterferon alfa-2b-njft) for the treatment of adults with polycythemia vera. It is the first interferon therapy that the agency has approved specifically for the condition. The drug received orphan drug designation for the indication. The recommended starting dose is 100 mcg by subcutaneous injection every two weeks. The dose can be increased by 50 mcg every two weeks up to a maximum of 500 mcg until hematological parameters are stabilized.