Melatonin.
Sahelian
R
R
D002940:Circadian Rhythm; D006801:Humans; D008550:Melatonin / Q000627:therapeutic use*; D004366:Nonprescription Drugs / Q000627:therapeutic use*; D007319:Sleep Initiation and Maintenance Disorders / Q000188:drug therapy*; D014195:Travel
D004366:Nonprescription Drugs; D008550:Melatonin