deltatrials
Completed NA INTERVENTIONAL 2-arm NCT05447065

Impact of Vitamin D Supplementation on COVID-19 Vaccine Response and IgG Antibodies in Deficient Women. (CoVıD-19)

Sponsor: Avrasya University

Updated 4 times since 2022 Last updated: Sep 26, 2022 Started: May 7, 2022 Primary completion: Jun 10, 2022 Completion: Jul 7, 2022
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A NA clinical study on Antibody Hypersensitivity and COVID-19 Pandemic, this trial is completed. The trial is conducted by Avrasya University and has accumulated 4 data snapshots since 2022. Infectious disease trials contribute critical data for public health response and treatment development.

Status Flow

~Sep 2022 – ~Jul 2024 · 22 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshotCompleted~Sep 2025 – present · 10 months · monthly snapshotCompleted

Change History

4 versions recorded
  1. Sep 2025 — Present [monthly]

    Completed NA

  2. Sep 2024 — Sep 2025 [monthly]

    Completed NA

  3. Jul 2024 — Sep 2024 [monthly]

    Completed NA

  4. Sep 2022 — Jul 2024 [monthly]

    Completed NA

    First recorded

May 2022

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Avrasya University
  • Ege University
Data source: Ege University

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations