BioCryst Pharmaceuticals is a commercial-stage biotechnology company that discovers oral, small-molecule medicines. Co. focuses on oral treatments for rare diseases. Co.'s drug/drug candidates include: ORLADEYO (berotralstat), an oral serine protease inhibitor targeting kallikrein that is being developed for the prevention of Hereditary Angioedema attacks; BCX9930, an oral factor D inhibitor for the treatment of complement-mediated diseases; BCX9250, an oral activin receptor-like kinase-2 inhibitors for the treatment of fibrodysplasia ossificans progressive; and RAPIVAB® (peramivir injection), an intravenous neuraminidase inhibitor for the treatment of acute uncomplicated influenza.