BioCryst Pharmaceuticals, Inc., a biotechnology company, discovers novel, oral, and small-molecule medicines. The company markets peramivir injection, an intravenous neuraminidase inhibitor for the treatment of acute uncomplicated influenza under the RAPIVAB, RAPIACTA, and PERAMIFLU names and ORLADEYO, an oral serine protease inhibitor to treat hereditary angioedema. It is also developing BCX9930, an oral factor D inhibitor, which is in Phase II clinical trial for complement-mediated diseases BCX9250, an oral activin receptor-like kinase-2 inhibitor that is in Phase I clinical trial to treat fibrodysplasia ossificans progressiva and Galidesivir, a RNA dependent-RNA polymerase inhibitor, which is in Phase I clinical trial to treat various RNA viruses, including Marburg, Yellow Fever, Ebola, and Zika. The company has collaborations and in-license relationships with the Torii Pharmaceutical Co., Ltd. Seqirus UK Limited Shionogi & Co., Ltd. Green Cross Corporation Mundipharma International Holdings Limited National Institute of Allergy and Infectious Diseases Biomedical Advanced Research and Development Authority the U.S. Department of Health and Human Services and The University of Alabama at Birmingham, as well as Albert Einstein College of Medicine of Yeshiva University and Industrial Research, Ltd. BioCryst Pharmaceuticals, Inc. was founded in 1986 and is headquartered in Durham, North Carolina.