Antiseizure Medicines for Cluster Headaches
Antiseizure medicines are sometimes used to prevent the frequency or recurrence of cluster headaches, which are cycles of painful, one-sided headaches. Antiseizure medicines most often prescribed for cluster headaches include valproate and topiramate. These medicines are usually tried with another medicine to prevent cluster headaches.
It is not clear exactly how antiseizure medicines work to reduce cluster headaches or migraines. Antiseizure medicines are usually taken daily in small doses and then gradually increased until your symptoms subside or the side effects become intolerable.
Since it is brief, the vision loss of ocular migraines is not usually treated. But you may need relief for the headache that accompanies or follows it. The primary treatment for ocular migraines is to reduce exposure to triggers. Calcium-channel blockers are the main drug treatment for ocular migraines. They work by relaxing the blood vessels. One example is Cardene, which can be given as a pill or as a tab you put under the tongue. There is some evidence that nitroglycerin or Diamox may also h...
Read the Ocular Migraine Treatment article > >
Common side effects include:
- Weight gain.
- Drowsiness.
- Fatigue or lethargy.
- Headaches.
- Nausea.
- Orthostatic hypotension (low blood pressure upon standing).
The U.S. Food and Drug Administration (FDA) has issued a warning on antiseizure medicines and the risk of suicide and suicidal thoughts. The FDA does not recommend that people stop using these medicines. Instead, people who take antiseizure medicine should be watched closely for warning signs of suicide. People who take antiseizure medicine and who are worried about this side effect should talk to a doctor.
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