The effect of different doses of vitamin D on vitamin D levels in patients with severe chronic obstructive pulmonary disease

Comparing the effect of different dose of vitamin D on vitamin D level in patients with severe chronic obstructive pulmonary disease based on GOLD criteria with vitamin D deficiency

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

IRCT

Registry ID

IRCT20180924041108N1

Enrollment

Registered

2020-07-11

Start date

2018-09-23

Completion date

Unknown

Last updated

2020-08-17

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

Conditions

Chronic obstructive pulmonary disease. Chronic obstructive pulmonary disease, unspecified

Interventions

Intervention 1: Intervention group: vitamin D 4000 unit daily for 12 week. Intervention 2: Control group: vitamin D 50000 International unit weekly for 12 week.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: sever chronic obstructive pulmonery disease Vitamin D deficiency (less than 30 nanogram per milliliter)

Exclusion criteria

Exclusion criteria: History of advanced liver disease history of advanced kidney disease history of drug use (barbiturates, phenytoin and rifampin) during the last 3 months

Design outcomes

Primary

Measure	Time frame
Level of vitamin D. Timepoint: At baseline and after 5 month. Method of measurement: labratory test.;Severity of COPD. Timepoint: At baseline and after 5 month. Method of measurement: Spirometry.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactMona Babaie

Qazvin University of Medical Sciences

Moba_415@yahoo.com+98 28 3367 1552

Outcome results

None listed

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