All of the following statements about penicillin G are true EXPCEPT:

A. It is actively secreted in tubules

B. It is never administered orally

C. It is effective against gram positive as well as some gram negative bacteria

D. It acts by inhibiting cell wall synthesis

Correct Answer: It is never administered orally

Description: penicillin G is acid labile-destroyed by gastric acid. As such, less than 1/3rd of an oral dose is absorbed in the active form. Absorption of sod. PnG from i.m. site is rapid and complete; peak plasma level is attained in 30 min. ESSENTIALS OF PHARMACOLOGY page no. 718

Category: Pharmacology

Share:

← Previous MCQ

Next MCQ →

Get More

Subject Mock Tests

Practice with over 200,000 questions from various medical subjects and improve your knowledge.

Attempt a mock test now

Mock Exam

Take an exam with 100 random questions selected from all subjects to test your knowledge.

Coming Soon

Get More

Subject Mock Tests

Try practicing mock tests with over 200,000 questions from various medical subjects.

Attempt a mock test now

Mock Exam

Attempt an exam of 100 questions randomly chosen from all subjects.

Coming Soon