Injectable Vitamin D for Women with Polycystic Ovary Syndrome

Efficacy of Vitamin D Supplementation in Females With Polycystic Ovary Syndrome: a Randomized Open Label Delayed-start Design

Phase 1 Interventional Aga Khan University · NCT06045351

This study is testing if giving Vitamin D injections to women with Polycystic Ovary Syndrome and low Vitamin D can help improve their treatment results.

Quick facts

PhasePhase 1
Study typeInterventional
Enrollment142 (estimated)
Ages18 Years to 45 Years
SexFemale
SponsorAga Khan University Academic / other
Locations1 site (Karachi, Sindh)
Trial IDNCT06045351 on ClinicalTrials.gov

What this trial studies

This clinical trial investigates the efficacy of injectable Vitamin D supplementation in women diagnosed with Polycystic Ovary Syndrome (PCOS) who also have Vitamin D deficiency. The study involves two groups: one receiving Vitamin D injections followed by standard PCOS treatment, and the other receiving standard treatment first before Vitamin D supplementation. Participants will be monitored over a 24-week period, with assessments of various PCOS parameters and biochemical markers at the midpoint and conclusion of the trial. The aim is to determine if correcting Vitamin D deficiency improves treatment outcomes for PCOS.

Who should consider this trial

Good fit: Ideal candidates are females aged 18-45 with recently diagnosed PCOS and Vitamin D deficiency.

Not a fit: Patients who are pregnant, have hypercalcemia, or other specified chronic conditions may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could enhance the effectiveness of PCOS treatments by addressing Vitamin D deficiency.

How similar studies have performed: While the role of Vitamin D in PCOS is being explored, this specific approach is novel and has not been extensively tested in similar trials.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Recently diagnosed PCOS with presence of at least 2 of these 3 elements: clinical or biochemical signs of hyperandrogenism, chronic anovulation and polycystic ovaries (1) (from reports of available routine TVS), with VDD serum levels VD \<20 ng/ml(10), age range 18- 45 years, from all ethnic background will be included.

Exclusion Criteria:

* : Exclusion of subjects will be done by the Co-Principal Investigators (Co-PI) after history, examination and complete evaluation in the respective clinics. All female subjects meeting any of the following criteria will be excluded from the study

  * Pregnancy
  * Hypercalcemia (plasma calcium concentrations\> 2.65 mmol/L)
  * Tuberculosis or other granulomatous disorders
  * Chronic liver disease or alanine transaminase (ALT) level 3 times higher than the normal limit, chronic
  * Kidney disease or serum creatinine \>2.0 mg/dL,
  * Drug Therapies: VD replacement ; participants who had received VD injection in the last 3 months prior to recruitment in the study, oral contraceptives, hormonal replacement therapy, glucocorticoids, calcium supplementation, insulin-sensitizing drugs (incretin mimetic drugs, thiazolidinedione, sulfonylurea), lipid-lowering drugs or other drugs affecting insulin sensitivity or serum androgens (e.g., niacin, corticosteroids, beta-blockers, calcium channel blockers, thiazide diuretics), anti-epileptics, anti-retroviral, cholestyramine, anti-fungal, statins, H2 blockers, immunosuppressant, chemotherapeutic agents, antimicrobials (Rifampicin, Isoniazid, Hydroxychloroquine) or any other drug modifying lipid metabolism in the previous 3 months prior to study
  * Suffering from congenital adrenal hyperplasia, Cushing's syndrome, androgen-secreting tumors, type 2 Diabetes Mellitus, renal, hepatic or thyroid disorders, hyperparathyroidism, malabsorption syndromes, Chronic Kidney Disease, Hepatic failure, cystic fibrosis, vaginal bleeding of unknown etiology or /and suffering from COVID-19 (within 3 months).

Where this trial is running

Karachi, Sindh

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Anovulatory InfertilityPoly cystic Ovarian Syndromerandomized open label trialdelayed-start designvitamin DPakistan
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.