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NCT Number: NCT07321223

Comparison of Different Doses of Vitamin D Supplementation on Glycated Haemoglobin and Blood Glucose Parameters With Type II Diabetes Mellitus Having Vitamin d Deficiency

COMPARISON OF DIFFERENT DOSES OF VITAMIN D SUPPLEMENTATION ON GLYCATED HEMOGLOBIN (HbA1c) and BLOOD GLUCOSE PARAMETRS IN PATIENTS WITH TYPE 2 DIABETES MELLITUS HAVING VITAMIN D DEFICIENCY"

Active, Not Recruiting

This study is active but is not currently recruiting participants.

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Key information

Conditions

Diabetes (DM) Avitaminosis Deficiency Diseases Diabetes Mellitus Endocrine System Diseases Glucose Metabolism Disorders Malnutrition Metabolic Diseases Nutrition Disorders Nutritional and Metabolic Diseases Vitamin D Deficiency

Age range

40 year–70 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

PAF Hospital

Islamabad, Pakistan

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

Patients diagnosed of T2DM with the age of 40-70 years from both genders taking only metformin with an Hb1Ac range of 7.5-9% and 25-hydroxy Vitamin D levels (25[OH]D) <20ng/ml. Exclusion Criteria: Individuals

Exclusion criteria

Individuals with the following conditions will not be included as participants;

  • Inability or unwilling to participate or Clinical proximal myopathy
  • Renal, hepatic, endocrinological disorders or malignancies on basis of history
  • Serum calcium levels > 10.5mg/dl
  • Use of insulin or any change in dosage of current hypoglycemic medications during last 3 months
  • Intake of vitamin D, calcium or omega 3 supplements within the past 3 months

Treatment and study plan

Vitamin D

Dietary Supplement

Vitamin D supplement capsules (50,000 IU, 200000 IU)

Primary outcomes

  1. HbA1c

    Time frame: 90 days

Secondary outcomes

  1. Blood Safety Profile (LFTs, RFTs)

    Time frame: 90 days

Sponsors and collaborators

Lead sponsor

University of Lahore

Other

Registry information

Important dates

Study start
2024
Primary completion
2024
Study completion
2026
First posted
Jan 6, 2026
Registry last updated
Jan 6, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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