Randomized trial of vitamin D supplementation (cholecalciferol) for vitiligo and rhodendrol-induced leucoderma patients.

Randomized trial of vitamin D supplementation (cholecalciferol) for vitiligo and rhodendrol-induced leucoderma patients. - Randomized trial of vitamin D supplementation (cholecalciferol) for vitiligo and rhodendrol-induced leucoderma patients.

Status

Active, not recruiting

Phases

Phase 2

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000024033

Enrollment

100

Registered

2016-09-13

Start date

2015-06-15

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

vitiligo and rhodendrol-induced leucoderma.

Interventions

Cholecalciferol oral administration 5000 IU/day 5 months without intervention

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Vitiligo vulgaris and rhododendrol-induced leukoderma patients whose lesion has not changed for 6 months with other conservative treatments. 2. Patient with written informed consent for the treatment.

Exclusion criteria

Exclusion criteria: 1. Patient under treatment with vitamin D3 ointments and/or phototherapy.

Design outcomes

Primary

Measure	Time frame
Clinical efficacy	—

Secondary

Measure	Time frame
serum 25(OH)D level	—

Countries

Japan

Contacts

Public ContactAkiko Watabe

Graduate School of Medicine, Tohoku University Department of Dermatology

watabe@derma.med.tohoku.ac.jp022-717-7271

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026