Mechanism of Action: Imatinib is a tyrosine kinase inhibitor that targets specific enzymes involved in the growth and spread of cancer cells, such as BCR-ABL, c-KIT, and PDGF receptor.

Indications: It is used to treat chronic myeloid leukemia (CML), gastrointestinal stromal tumors (GISTs), and other cancers.

Side Effects: Common side effects include edema, muscle cramps, diarrhea, and fatigue.

Administration: It is taken orally, usually once or twice daily.