two. Histamine Receptor Antagonism: Some sedatives, for example antihistamines, exert their sedative effects by blocking histamine receptors in the Mind, particularly H1 receptors. Histamine performs a task in wakefulness and arousal, so blocking its effects promotes sedation and sleepiness. There could even be side effects reverse for the sedative https://jaidennsgke.blogoscience.com/39297894/understanding-sedative-drugs-meaning-types-benefits