Dornase alfa for COVID-19
3 studies with 242 patients
Hospital Icon Control
Hospital Icon Dornase alfa Serious Outcome Risk
No significant improvements are seen in meta analysis to date.
COVID-19 Dornase alfa studies. Nov 2025. c19early.org
0 0.5 1 1.5+ All studies -12% Mortality -12% Recovery -17% RCTs -12% RCT mortality -12% Late -12% Favorsdornase alfa Favorscontrol
Nov 27
Covid Analysis Dornase alfa for COVID-19: real-time meta analysis of 3 studies
Meta analysis using the most serious outcome reported shows 12% [-34‑87%] higher risk, without reaching statistical significance. Currently all studies are RCTs. Control Dornase alfa Currently there is limited data, with only 2..
Apr 24
Åkesson et al., Open Forum Infectious Diseases, doi:10.1093/ofid/ofaf246 Aerosolized dornase alfa (DNase I) for the treatment of severe respiratory failure in COVID-19: a randomized controlled trial
11% higher mortality (p=1) and 2% worse recovery (p=0.94). RCT 76 hospitalized COVID-19 patients showing no significant difference with inhaled dornase alfa (DNase I) for resolution of hypoxia or other clinical outcomes.
Jul 16
2024
Porter et al., eLife, doi:10.7554/eLife.87030.4 Anti-inflammatory therapy with nebulized dornase alfa for severe COVID-19 pneumonia: a randomized unblinded trial
130% higher mortality (p=1) and 10% higher hospital discharge (p=1). RCT 99 hospitalized COVID-19 patients showing significantly reduced C-reactive protein (CRP) levels and length of hospital stay with nebulized dornase alfa treatment in addition to standard of care (dexamethasone). Authors combine the ran..
Mar 3
2023
Files et al., eClinicalMedicine, doi:10.1016/j.eclinm.2023.101889 Report of the first seven agents in the I-SPY COVID trial: a phase 2, open label, adaptive platform randomised controlled trial
9% higher mortality (p=0.78) and 32% worse recovery (p=0.24). RCT severe COVID-19 patients showing no significant difference in outcomes with dornase alfa.
Apr 18
2022
Gavriilidis et al., Clinical Immunology, doi:10.1016/j.clim.2022.109016 Combined administration of inhaled DNase, baricitinib and tocilizumab as rescue treatment in COVID-19 patients with severe respiratory failure
74% lower mortality (p=0.05), 76% lower ventilation (p=0.02), and 20% shorter hospitalization (p=0.02). Small retrospective study of hospitalized patients with severe respiratory failure, 22 treated with a combination of budesonide, tocilizumab, baricitinib, dornase alfa, and salbutamol or/and ipratropium, and 26 SOC patients, showing lower..
Dec 31
2021
Fowler et al., NCT04402944 Pulmozyme to Improve COVID-19 ARDS Outcomes
Estimated 60 patient dornase alfa late treatment RCT with results not reported over 3 years after estimated completion.
Dec 20
2021
Grégoire et al., NCT04355364 Efficacy and Safety of Dornase Alfa Aerosol in ARDS Secondary to SARS-CoV-2 Coronavirus Respiratory Infection - COVID-19
77 patient dornase alfa late treatment RCT with results not reported over 3 years after completion.
Sep 25
2020
Ovalı et al., NCT04432987 Determination of Dornase Alpha Effectiveness in COVID-19 Treatment
Estimated 60 patient dornase alfa late treatment RCT with results not reported over 5 years after estimated completion.
Jul 20
2020
Markova et al., NCT04459325 A Prospective Open-label Study of the Tigerase® Efficacy and Safety as Part of Complex Therapy in Patients With COVID-19
100 patient dornase alfa late treatment RCT with results not reported over 5 years after completion.