Comparing the effect of vitamin D weekly with daily in treatment of patients with vitamin D deficiency

Comparing the effect of 50000 units vitamin D weekly with 7000 units daily in treatment of patients with vitamin D deficiency

Status

Active, not recruiting

Phases

Phase 4

Study type

Interventional

Source

IRCT

Registry ID

IRCT2017022022965N6

Enrollment

130

Registered

2017-09-03

Start date

2017-08-23

Completion date

Unknown

Last updated

2018-09-11

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

Conditions

Vitamin D deficiency. Avitaminosis D

Interventions

Intervention 1: intervention group: 7000 units of vitamin D once a day for 8 weeks. Intervention 2: intervention group: 50000 units of vitamin D once weekly for 8 weeks.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: patients aged 18 years old and more levels of 25 hydroxy vitamin D below 30 nmol per liter

Exclusion criteria

Exclusion criteria: Patient treated with vitamin D supplements during the past 3 months pregnant women lactating women patients with cognitive and psychiatric disorders that are not able to attend and complete the study patients who cannot receive oral medication patients with hyper-calcaemia, hypo-calcaemia patients with hyper-phosphatemia And Hypo-Phosphatemia Patients with Advanced Liver Diseases Patients with Renal Disease Patients receiving drugs that affect serum levels of vitamin D (phenytoin, phenobarbital, carbamazepine, valproate, etc.)

Design outcomes

Primary

Measure	Time frame
Vitamin D deficiency. Timepoint: at baseline, at the end of study. Method of measurement: Blood sample.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactMaryam Mehrpooya

Hamedan University of Medical Sciences

m_mehrpooya2003@yahoo.com+98 81 3838 1675

Outcome results

None listed

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