Neostigmine is not able to cross blood-brain barrier because of its:
Correct Answer: Quarternary structure
Description: Quarternary ammonium compounds are water soluble and thus cannot cross the blood-brain barrier. Neostigmine is a quarternary derivative whereas physostigmine is a tertiary amine.
Category:
Pharmacology
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now