# Randomized, Controlled, Double-blind Clinical Trial Comparing the Efficacy and Safety of Chemoprophylaxis With Hydroxychloroquine in Patients Under Biological Treatment and / or JAK Inhibitors in the Prevention of SARS-CoV-2 Infection

> **NCT04330495** · PHASE4 · WITHDRAWN · sponsor: **Instituto de Investigación Marqués de Valdecilla**

## Conditions studied

- COVID 19
- Immunomediated Inflammatory Disease in Treatment With Biological Agents and / or Jak Inhibitors

## Interventions

- **DRUG:** Hidroxicloroquina
- **DRUG:** Control group

## Key facts

- **NCT ID:** NCT04330495
- **Lead sponsor:** Instituto de Investigación Marqués de Valdecilla
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2020-04-06
- **Primary completion:** 2020-11-06
- **Final completion:** 2021-08-27
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** * Care pressures on the investigator team during the COVID-19 pandemic.
* Subsequent appearance of scientific evidence on the lack of efficacy of hydroxychloroquine in the treatment or prophylaxis of COVID-19 infection.
- **Last updated:** 2021-09-16


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04330495

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04330495, "Randomized, Controlled, Double-blind Clinical Trial Comparing the Efficacy and Safety of Chemoprophylaxis With Hydroxychloroquine in Patients Under Biological Treatment and / or JAK Inhibitors in the Prevention of SARS-CoV-2 Infection". Retrieved via AI Analytics 2026-05-29 from https://api.ai-analytics.org/clinical/NCT04330495. Licensed CC0.

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