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': 'All of the following are adverse effects of unfractionated heparin except:- \nSelect and explain. \nA. Alopecia, B. Osteoporosis, C. Thrombocytosis, D. Bleeding', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Adverse effects of heparin are B: Bleeding O: Osteoporosis T: Thrombocytopenia H: Hyperkalemia A: Alopecia', 'role': 'assistant'}]