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
In the management of pulmonary emboli, -PA (alteplase) is infused for: March 2013 
Select and explain. 
A. 1-3 hours, B. 4-6 hours, C. 7-9 hours, D. 10-12 hours
A: 1-3 hours
Answer: A: 1-3 hours 
Explanation: Ans. A i.e. 1-3 hours Dose and time for infusion of Alteplase for Pulmonary embolism is 100 mg over 2 hours.