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Alternative Treatments of Vitamin D Deficiency

Comparison of UVB and Vitamin D Supplementation in Treatment of Vitamin D Deficiency

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01512537
Enrollment
32
Registered
2012-01-19
Start date
2010-02-28
Completion date
2011-11-30
Last updated
2012-01-19

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

Conditions

Vitamin D Deficiency

Keywords

Vitamin D, UVB, Vitamin D supplementation

Brief summary

The purpose of the study is to compare the efficiency of UVB and vitamin D supplementation in treatment of vitamin D deficiency.

Detailed description

Patients with vitamin D deficiency were recruited and randomized into two groups, one exposed to UVB and the other receiving oral treatment with vitamin D supplementation.

Interventions

RADIATIONNarrowband UVB

UVB 3 times a week

DIETARY_SUPPLEMENTVitamin D and calcium

1 daily tablet of 1600 IU vitamin D3 and 1000 mg calcium

Sponsors

Lund University
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
BASIC_SCIENCE
Masking
DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender
ALL
Age
15 Years to 70 Years
Healthy volunteers
Yes

Inclusion criteria

* Vitamin D deficiency (\< 25 nmol/l) * Age 15 or above

Exclusion criteria

* Travel south of 45 degrees latitude during the trial. * Ongoing treatment with vitamin D supplementation. * Intake of light sensitive medicine, such as tetracyclins. * Skin light eruptions

Design outcomes

Primary

MeasureTime frameDescription
Vitamin D (nmol/l).Week 0Vitamin D was measured in a bloodsample to determine baseline status.
Vitamin D (nmol/l)Week 3Vitamin D was measured in a bloodsample to follow the change from baseline in vitamin D level at week 3.
Vitamin DWeek 6Vitamin D was measured in a bloodsample to follow the change from baseline in vitamin D level at week 6.

Secondary

MeasureTime frameDescription
Parathyroid hormone (pmol/l).Week 0, 3 and 6.To investigate whether parathyrodiea hormone changes during the study.
Hemoglobin A 1c (percentage HbA1c of total hemoglobin).Week 0, 3 and 6.To investigate whether HbA1c changes during the study.
Albumin (g/l).Week 0, 3 and 6.To investigate whether albumin changes during the study.
Calcium (mmol/l)Week 0, 3 and 6.To investigate whether calcium changes during the study.

Countries

Sweden

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026