# Clinical Laboratory Evaluation, Assessment of Symptoms and Recovery in Patients With Post-COVID-19-Vaccination Syndrome

> **NCT07400848** · — · RECRUITING · sponsor: **University of Bern** · enrollment: 200 (estimated)

## Conditions studied

- Post-Acute COVID-19 Vaccination Syndrome
- Postviral Fatigue

## Interventions

- **DIAGNOSTIC_TEST:** Blood sampling and analysis
- **OTHER:** The continuous Reactive Hyperemia Index (InRHI) measured by EndoPAT

## Key facts

- **NCT ID:** NCT07400848
- **Lead sponsor:** University of Bern
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2026-03-22
- **Primary completion:** 2026-06-30
- **Final completion:** 2026-11-15
- **Target enrollment:** 200 (ESTIMATED)
- **Last updated:** 2026-05-05

## Collaborators

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07400848

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07400848, "Clinical Laboratory Evaluation, Assessment of Symptoms and Recovery in Patients With Post-COVID-19-Vaccination Syndrome". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT07400848. Licensed CC0.

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