Olanzapine as an abortive agent for cluster headache.

  title={Olanzapine as an abortive agent for cluster headache.},
  author={Todd D Rozen},
  volume={41 8},
OBJECTIVE To evaluate olanzapine as a cluster headache abortive agent in an open-label trial. BACKGROUND Cluster headache is the most painful headache syndrome known. There are very few recognized abortive therapies for cluster headache and fewer for patients who have contraindications to vasoconstrictive drugs. METHODS Olanzapine was given as an abortive agent to five patients with cluster headache in an open-label trial. The initial olanzapine dose was 5 mg, and the dose was increased to… CONTINUE READING

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