Displaying 1 results of Pemigatinib Impurities Pemigatinib is a drug used for the treatment of cholangiocarcinoma, a type of liver cancer. However, during its production, certain impurities may be present. These impurities can affect the purity and potency of the drug, and may even cause harm to patients. Therefore, it is crucial to monitor and control the levels of these impurities during production to ensure the safety and efficacy of the drug.