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Terminated Phase 3 Interventional Results available

Losmapimod Safety and Efficacy in COVID-19

ClinicalTrials.gov ID: NCT04511819

Public ClinicalTrials.gov record NCT04511819. 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 Oct 20, 2026, 8:20 PM 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 3, Randomized, Double-Blind, Placebo-Controlled Study of the Safety and Efficacy of Losmapimod in Adult Subjects With COVID-19 (LOSVID STUDY)

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The therapeutic hypothesis for the use of losmapimod in COVID-19 disease is that increased mortality and severe disease is caused by p38 mitogen-activated protein kinase (MAPK)-mediated exaggerated acute inflammatory response resulting from SARS-CoV-2 infection. The study Sponsor hypothesizes that the early initiation of p38α/β inhibitor therapy in patients hospitalized with moderate COVID-19 who are at increased risk of a poor prognosis based on older age and elevated systemic inflammation will reduce clinical deterioration including progression to respiratory failure and death. To address this hypothesis, Fulcrum Therapeutics is conducting a Phase 3, multicenter, randomized, double-blind, placebo-controlled study that will evaluate the safety and efficacy of losmapimod versus placebo in subjects 40 and older who are hospitalized with moderate COVID-19 disease.

Study identification

NCT ID
NCT04511819
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 3
Lead sponsor
Fulcrum Therapeutics
Industry
Enrollment
52 participants

Conditions and interventions

Conditions

Eligibility (public fields only)

Age range
40 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
Aug 28, 2020 (Actual)
Primary completion
Mar 31, 2021 (Actual)
Completion
Mar 31, 2021 (Actual)
Last update posted
Mar 13, 2024

2020 – 2021

United States locations

U.S. sites
7
U.S. states
4
U.S. cities
5
Facility City State ZIP Site status
University of California Irvine - Irvine Medical Center Irvine California 92697 —
University of Miami Miami Florida 33136 —
University of South Florida Tampa Florida 33606 —
Beth Israel Deaconess Medical Center Boston Massachusetts 02215 —
Memorial Hermann Hospital South West Houston Texas 77030 —
University of Texas Health Science Center at Houston Houston Texas 77030 —
United Medical Memorial Hospital Houston Texas 77091 —

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 9 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04511819, 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 Mar 13, 2024 · Synced Oct 20, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT04511819 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →