This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Epidemiology, Subject name: Social & Preventive Medicine
[{'content': 'Freeze dried vaccine are all except - \nSelect and explain. \nA. BCG, B. DPT, C. Measles, D. Yellow fever', 'role': 'user'}, {'content': 'Answer: B \nExplanation: . .DPT VACCINES are mainly two types.plain and adsorbed.DPT/DT vaccine should not be frozen.it should be stored in a refrigerator at a temp of 2 to 8 degreesC.the vaccine will lose potency if stored at room temperature for a lon period of time.DPT vaccine administration,ideal age for which is 6 weeks after bih.three doses which is usually 0.5 ml is considered optimal for primary immunisation.an interval 4 weeks or more is advusable.route of administration is deep intramuscular.fever and mild reactions may occur ref:park&;s textbook,ed 22,pg no 153', 'role': 'assistant'}]