Exam 5: General Principles of Central Nervous System Pharmacology

Certain drugs are not able to pass from the bloodstream into the CNS because of the unique structure and function of the CNS capillaries,known commonly as the

Drugs can alter CNS neurotransmission by affecting neurotransmitter

Drugs that must cross the blood brain barrier and enter the brain to exert therapeutic effects will be clinically useful if

All of the following substances are considered central nervous system neurotransmitters EXCEPT