Multiple choice

Which of the following antibiotics acts by blocking pyridoxine and nicotinamide catalyzed reactions?

  1. Rifampicin

  2. Nitrofurantoin

  3. Ethambutol

  4. Isoniazid

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Isoniazid acts by blocking pyridoxine and nicotinamide catalyzed reactions. It is a structural analog of pyridoxine and nicotinamide and thus, can block pyridoxine and nicotinamide catalyzed reactions.