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The sun protective effect of melatonin: a study on healthy volunteers.

The sun protective effect of melatonin: a randomized, placebo-controlled, double-blinded study on healthy volunteers. - The sun protective effect of melatonin

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2013-000629-30-DK
Enrollment
17
Registered
2013-04-09
Start date
2013-04-09
Completion date
Unknown
Last updated
2025-04-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Erythema after sun exposure in healthy volunteers MedDRA version: 14.1 Level: LLT Classification code 10045745 Term: Unspecified dermatitis due to sun System Organ Class: 100000004858

Interventions

Product Name: Melatonin Pharmaceutical Form: Cream INN or Proposed INN: Melatonin CAS Number: 73-31-4 Other descriptive name: MELATONIN Concentration unit: % percent Concentration type: equal Concentr

Sponsors

Department of surgery, Herlev Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Healthy volunteers of both sexes. Skintype 1-3 acording to Fitzpatrick skin type scale. No sun exposure on skin area tested in the study 4 weeks prior to the study. Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range 17 F.1.3 Elderly (>=65 years) no F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: Active skindisease Pregnancy Previous malignant or pre malignant skin disease

Design outcomes

Primary

MeasureTime frame
Primary end point(s): Erythema assessed by digital image analysis (Image J).;Timepoint(s) of evaluation of this end point: Before sun exposure+4,8,24 hours after sun exposure;Main Objective: Reduction of erythema assessed by digital image analysis (Image J) after treatment with melatonin/placebo before sun exposure. ;Secondary Objective: Visual inspection of erythema using Frosch-Klingman scale. Testing for primary hyperalgesi in the sunexposed area with Pin-Prick monofilaments.

Secondary

MeasureTime frame
Secondary end point(s): Erythema assessed by visual score (Frosch-Klingman scale) Hyperalgesia assessed by mechanical stimulation with monofilament. ;Timepoint(s) of evaluation of this end point: Before sun exposure+4,8,24 hours after sun exposure.

Countries

Denmark, Turkey

Contacts

Public ContactIsmail Gögenur

Department of Surgery, Herlev Hospital

ismail.gogenur@regionh.dk004538689501

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026