Knock Migraine OffAnti wrinkle injections, also known as botulinum toxin injections or Botox, can actually be used to help prevent migraines. They are a relatively new option for chronic migraine sufferers, but studies have shown that they can be effective in reducing the frequency and severity of migraines. Here's how it works: Botox works by blocking the nerves that transmit pain signals to the brain. In the case of migraines, it is thought to work by blocking the