Blueprint Medicines is a biopharmaceutical company engaged in developing therapies for allergy, inflammation, and oncology/hematology. It offers medicines such as AYVAKIT (avapritinib) for gastrointestinal stromal tumors and systemic mastocytosis, and GAVRETO (pralsetinib), and is developing other drug candidates. The company provides products for healthcare providers treating mast cell disorders and oncology/hematology conditions.