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
High first pass metabolism is seen in - 
Select and explain. 
A. Lignocaine, B. Propranolol, C. Salbutamol, D. All
D: All
Answer: D: All 
Explanation: Ans. is 'a' i.e., Lignocaine; 'b' i.e., Propranolol; 'c' i.e., Salbutamol