This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
[{'content': 'Hypomagnesemia due to increased excretion by the kidney is caused by all except : \nSelect and explain. \nA. Furosemide, B. Digitalis, C. Aminoglycoside, D. Cisplatin', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Digitalis toxicity is precipitated by hypomagnesemia but it itself does not cause this metabolic abnormality.\nDrugs and toxins causing hypomagnesemia are:\n\nEthanol\nCisplatin\nFoscarnet\nAminoglycosides\xa0\nDiuretics (Loop, Thiazide, osmotic)\xa0\xa0\nPentamidine\xa0\nCyclosporine\xa0\nAmphotericin B', 'role': 'assistant'}]