NCT02430298.

Trial name or title	Topical and oral melatonin for preventing concurrent radiochemotherapy induced oral mucositis and xerostomia in head and neck cancer patients
Methods	Parallel, double‐blind RCT
Participants	Head and neck cancer adult patients
Interventions	Topical and oral melatonin versus placebo
Outcomes	Xerostomia; oral mucositis; quality of life
Starting date	July 2013
Contact information	Nutjaree Pratheepawanit Johns, Khon Kaen University
Notes	clinicaltrials.gov/show/NCT02430298

RCT = randomised controlled trial.