Pharmacology Ram has a 4 ml lignocaine vial of 2% solution. How much lignocaine is present in 1 ml ? A 2 mg B 8 mg C 20 mg D 200 mg 💡 Explanation Ram has a 4 ml lignocaine vial of 2% solution. How much lignocaine is present in 1 ml ? ✓ Correct Answer: C. 20 mg