Mecamylamine

**Definition:** A nicotinic antagonist that is well absorbed from the gastrointestinal tract and crosses the blood-brain barrier. Mecamylamine has been used as a ganglionic blocker in treating hypertension, but, like most ganglionic blockers, is more often used now as a research tool.

**Tree numbers:** - D02.455.426.100.080.550.500 - D04.075.080.500.500