available over the counter: no

uses: to prevent vascular headaches (migraines, cluster headaches); eases symptoms of menopause such as hot flashes, sweating, insomnia

mechanism of action: this combination of medications helps to balance and calm the autonomic nervous system

side effects
• common: constipation, swelling of face, fingers, feet; reduced sweating, drowsiness, dry mouth
• less common: blurred vision, weakness, sore throat, fever
• serious: anxiety, confusion, change in vision, chest pain

concerns: may produce physical dependence; avoid smoking to avoid increased risk of blood circulation problems; dress warmly in cold environments in circulation difficulties exist