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Completed Phase 2Phase 3 Interventional Results available

Study of Mavrilimumab (KPL-301) in Participants Hospitalized With Severe Corona Virus Disease 2019 (COVID-19) Pneumonia and Hyper-inflammation

ClinicalTrials.gov ID: NCT04447469

Public ClinicalTrials.gov record NCT04447469. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 22, 2026, 2:00 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 2/3, Randomized, Double-blind, Placebo-controlled Study to Evaluate the Efficacy and Safety of Mavrilimumab (KPL-301) Treatment in Adult Subjects Hospitalized With Severe COVID-19 Pneumonia and Hyper-inflammation

Study identification

NCT ID
NCT04447469
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2, Phase 3
Lead sponsor
Kiniksa Pharmaceuticals International, plc
Industry
Enrollment
814 participants

Conditions and interventions

Conditions

Interventions

  • mavrilimumab Drug
  • Placebo Other

Drug · Other

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jul 27, 2020
Primary completion
Nov 11, 2021
Completion
Jan 13, 2022
Last update posted
Jan 21, 2025

2020 – 2022

United States locations

U.S. sites
9
U.S. states
8
U.S. cities
9
Facility City State ZIP Site status
UCLA Medical Center Los Angeles California 90095
SHARP Health Care San Diego California 92110
Affinity Health Chicago Illinois 60644
Tulane University School of Medicine New Orleans Louisiana 70112
Allina Health System Minneapolis Minnesota 55407
Mercy Clinic Hospitalists Springfield Missouri 65804
University of Cincinnati Cincinnati Ohio 45229
Bryn Mawr Hospital Bryn Mawr Pennsylvania 19010
University of Texas Health Sciences Houston Texas 77030

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 23 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04447469, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jan 21, 2025 · Synced Jul 22, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04447469 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →