New cluster headache guidelines: in with the old

Treatment recommendations for alleviating acute cluster headache have not greatly changed over the past decade, say the authors of a new American Headache Society guideline.

Therapies established as effective are subcutaneous sumatriptan, zolmitriptan nasal spray and high-flow oxygen, with sumatriptan nasal spray and oral zolmitriptan deemed “probably effective”.

The guidelines