This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Targeted Anticancer Drugs and Immunosuppressants, Subject name: Pharmacology
[{'content': 'Boezomib is used for treatment of which cancer? \nSelect and explain. \nA. Multiple myeloma, B. Breast cancer, C. Tyrosine kinase inhibitor, D. Janus kinase inhibitor', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Proteasome inhibitors - Boezomib - Ixazomib - Carfilzomib Boezomib - primary indication is Multiple Myeloma, both for first line combined therapy as well as for relapsed disease. It is also used for refractory mantle cell lymphoma.', 'role': 'assistant'}]