Melatonin for cluster headache.
Smits
M G
MG
Nagtegaal
J E
JE
D002940:Circadian Rhythm / Q000187:drug effects*; D003027:Cluster Headache / Q000188:drug therapy*; D006801:Humans; D008550:Melatonin / Q000009:adverse effects* / Q000627:therapeutic use*
D008550:Melatonin