The evaluation of effect of administration of vitamin D on glycemic index in patient with Diabetes Mellitus type1( DM1)

The evaluation of the effect of administering of vitamin D on glycemic control in pediatric patients with type1 Diabetes Mellitus

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

IRCT

Registry ID

IRCT20190917044806N1

Enrollment

Registered

2020-05-30

Start date

2018-06-22

Completion date

Unknown

Last updated

2020-06-15

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

Conditions

Type 1 diabetes in children. Type 1 diabetes mellitus

Interventions

Intervention group: Vitamin D (cholecalciferol), 50,000 units, weekly for 4-6 weeks from Zahrawei Company and then 1000 units daily.

Eligibility

Sex/Gender

All

Age

1 Years to 18 Years

Inclusion criteria

Inclusion criteria: age 1-18 years; catching Diabetes Mellitus type1; Having at least one year of type 1 diabetes; vitamin D deficiency.

Exclusion criteria

Exclusion criteria: Take vitamin D supplements in the past 6 months No underlying kidney disease Patient non-cooperation in clinic follow-up

Design outcomes

Primary

Measure	Time frame
HbA1C. Timepoint: At baseline (before intervention) and 3 and 6 months after vitamin D intake. Method of measurement: Laboratory sample.	—

Secondary

Measure	Time frame
Fasting blood sugar. Timepoint: At baseline (before intervention) and 3, 6 months after vitamin D intake. Method of measurement: Enzymatic.;Post prandial blood sugar. Timepoint: At baseline (before intervention) and 3, 6 months after vitamin D intake. Method of measurement: Enzymatic.;Daily insulin intake. Timepoint: At baseline (before intervention) and 3, 6 months after vitamin D intake. Method of measurement: Enzyme-linked immunosorbent.	—

Measure

Time frame

Fasting blood sugar. Timepoint: At baseline (before intervention) and 3, 6 months after vitamin D intake. Method of measurement: Enzymatic.;Post prandial blood sugar. Timepoint: At baseline (before intervention) and 3, 6 months after vitamin D intake. Method of measurement: Enzymatic.;Daily insulin intake. Timepoint: At baseline (before intervention) and 3, 6 months after vitamin D intake. Method of measurement: Enzyme-linked immunosorbent.

—

Countries

Iran (Islamic Republic of)

Contacts

Public Contact???? ???? ??????

Shahid Beheshti University of Medical Sciences

info-mch@sbmu.ac.ir+98 21 2222 7021

Outcome results

None listed

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