migraine

A systematic review of randomized controlled trials evaluated the effectiveness and tolerability of pharmacologic prophylaxis for chronic migraines in adults.

Background and purposeSerotonin modulates vascular tone both directly and indirectly through autonomic and sensory nerves innervating blood vessels. Perivascular sensory nerves release calcitonin gene-related peptide (CGRP), a potent vasodilator strongly implicated in migraine pathophysiology. In male rats, the serotonergic system inhibits CGRPergic vasodepressor responses via 5-HT1B/1F and 5-HT7…