If you suffer from migraines, you may want to pay more attention to your
sleep habits. That's the message from several studies which show that sleep
problems, like insomnia, may actually trigger migraines.
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.