Medically reviewed by Nicholas R. Metrus, MD Botox (onabotulinumtoxinA) is a preventive therapy for adults with chronic ...

Botox is FDA approved, but only for those who have chronic migraine headaches, in other words, for people who have headaches for 15 or more days out of the month. The procedure is quick.

Research trials then confirmed it – botox can help reduce chronic migraines. Sufferers have to have 31 botox injections, which will hopefully give them some benefit within days or weeks.

NICE has backed Emgality (galcanezumab) as a once-monthly injection to prevent migraine attacks in people with episodic or chronic migraine ... such as Allergan’s Botox (botulinum toxin type ...