This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hematology, Subject name: Pharmacology
[{'content': 'Which of the following is NOT an adverse effect of heparin? \nSelect and explain. \nA. Bleeding, B. Thrombocytopenia, C. Hypokalemia, D. Osteoporosis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Heparin can inhibit the synthesis of aldosterone and may result in hyperkalemia..All the others are adverse effects of heparin. From medical pharmacology padmaja 4th edition Page no 336', 'role': 'assistant'}]