lomustine and its Impurities
Lomustine is used to treat certain types of brain tumors. It is a highly lipid-soluble drug, thus it crosses the blood-brain barrier. It has also been used in veterinary practice as a treatment for mast cell tumors in dogs. Reference standards of Lomustine API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.