effectiveness of vitamin D in COPD

effectiveness of vitamin D supplementation in quality of life of patients with chronic obstructive pulmonary disease and vitamin D deficiency

Status

Recruiting

Phases

Phase 2

Study type

Interventional

Source

IRCT

Registry ID

IRCT20190810044500N12

Enrollment

Registered

2021-05-06

Start date

2021-05-05

Completion date

Unknown

Last updated

2021-05-26

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: Receive 1000 IU of Vitamin D3 capsule daily for 8 weeks. Intervention 2: Control group: Receive placebo of oral Vitamin D3 1000 capsule daily for 8 weeks.

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: Moderate to severe COPD patients Vitamin D level less than 20ng/ml age more than 18

Exclusion criteria

Exclusion criteria: age less than 18 years Vitamin D level more than 20ng/ml Mild COPD patients patients with COPD exacerbation pregnancy lactation

Design outcomes

Primary

Measure	Time frame
Percentage of people with chronic obstructive pulmonary disease. Timepoint: Before the start of the intervention and in the 2nd and 4th month of the start of treatment and after the end of treatment. Method of measurement: Blood sample.	—

Secondary

Measure	Time frame
Quality of Life. Timepoint: Before the start of the intervention and in the 2nd and 4th month of the start of treatment and after the end of treatment. Method of measurement: questionnaire ( EORTC QLQ - C30 version 3).	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactFatemeh Saghafi

Yazd University of Medical Sciences

f.saghafi@ssu.ac.ir+98 35 3820 3419

Outcome results

None listed

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