NCT06452082

Risk in Devel Long-COVID in Contracting SARS-CoV-2 Infection After COVID-19 Vaccination in Relation to Vitamin D3 Suppl

Retrospective Observational Study on the Risk Developing Long-COVID Syndrome After Acute COVID-19 Disease and in Contracting SARS-CoV-2 Infection After COVID-19 Vaccination in Relation to Vitamin D3 Suppl in Outpatients of Endocr Dept

• Status: Completed
• Phase: —
• Study type: Observational
• Enrollment: 200 (actual)
• Sponsor: IRCCS San Raffaele · Academic / Other
• Sex: All
• Age: 18 Years
• Healthy volunteers: Not accepted

Summary

The aim of this observational retrospective study is to evaluate the effect of supplementation with cholecalciferol D3 in reducing the risk of: * occurence of Long COVID syndrome after acute COVID-19 illness * occurence of SARS-CoV-2 infection after anti-COVID-19 vaccination

Detailed description

Anamnestic, laboratory and therapeutic data will be collected during outpatient visits.

Conditions

• Vitamin d Deficiency
• COVID-19
• Long COVID

Timeline

• Start date: 2024-03-20
• Primary completion: 2025-07-24
• Completion: 2025-09-10
• First posted: 2024-06-11
• Last updated: 2026-04-08

Locations

1 site across 1 country: Italy