APOTINIB 400MG belongs to the class of medicines known as tyrosine kinase inhibitors. It is used in the treatment of blood cancer (chronic myeloid leukemia and Acute lymphocytic leukemia) and gastrointestinal stromal tumor. It is an anti-cancer medication. It is a protein enzyme, bcr-abl tyrosine kinase, responsible for the growth of abnormal proliferation of cancer cells. This medicine inhibits the proliferation and induces apoptosis (planned cell death) in bcr-abl positive cells (cancer cells). The APOTINIB 400MG is very effective and should be taken as per doctors prescription.