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
Amantidine acts by action of- 
Select and explain. 
A. Inhibiting replication, B. Inhibits mRNA, C. Inhibits tRNA, D. Inhibits RNA
A: Inhibiting replication
Answer: A: Inhibiting replication 
Explanation: Ans. is 'a' i.e., Inhibiting replication o Amantidine is an anti-influenza drug. It inhibits replication of influenza A virus. It acts at an early step (uncoating) in viral replication.