Pharmacology Imatinib used in CML acts by A inhibiting Bcr/abl translocation tyrosine kinase B Blocking the action of P-glycoprotein C Competitive inhibition of ATP binding site of Abl kinase D C-kit kinase inhibition π‘ Explanation Imatinib used in CML acts by β Correct Answer: C. Competitive inhibition of ATP binding site of Abl kinase