Preventive medicines are used to avoid severe or chronic headaches, such as migraines or cluster headaches. They are not used to treat headaches after they begin.
Examples of preventive medicines are:
In order for these medicines to work, you will need to use them exactly as your doctor tells you to. You may need to take them daily even when you do not have a headache. Some people only have to take preventive medicines for a few months. Other people need to take them long-term. Botulinum toxin is given as multiple shots every 12 weeks.
|Primary Medical Reviewer||Anne C. Poinier, MD - Internal Medicine|
|Specialist Medical Reviewer||Colin Chalk, MD, CM, FRCPC - Neurology|
|Last Revised||June 10, 2011|
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