Pharmacology Mechanism of action of imatinib mesylate is: A Inscrease in metabolism of P glycoprotein B Blocking the action of P glycoprotein C Blocks the action of chimeric fusion protein of bcrabl D Non-competitive inhibition of ATP binding site 💡 Explanation Mechanism of action of imatinib mesylate is: ✓ Correct Answer: C. Blocks the action of chimeric fusion protein of bcrabl