# Chloroquine + Losartan Compared to Chloroquine Alone for the Treatment of COVID-19 Pneumonia

> **NCT04428268** · PHASE2 · WITHDRAWN · sponsor: **Hospital Universitario Dr. Jose E. Gonzalez**

## Conditions studied

- COVID-19 Pneumonia

## Interventions

- **DRUG:** Chloroquine Phosphate Tablets

## Key facts

- **NCT ID:** NCT04428268
- **Lead sponsor:** Hospital Universitario Dr. Jose E. Gonzalez
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2020-03-10
- **Primary completion:** 2020-06-10
- **Final completion:** 2021-02-16
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** evidence showed chloroquine is not effective against COVID-19
- **Last updated:** 2021-02-18


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04428268

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04428268, "Chloroquine + Losartan Compared to Chloroquine Alone for the Treatment of COVID-19 Pneumonia". Retrieved via AI Analytics 2026-06-01 from https://api.ai-analytics.org/clinical/NCT04428268. Licensed CC0.

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