The investigators hypothesize that early institution of TNFα inhibitor therapy in patients with severe COVID-19 infections will prevent further clinical deterioration and reduce the need for advanced cardiorespiratory support and early mortality. To address this hypothesis, a prospective, single center, phase 2 trial is proposed to assess the efficacy of infliximab or infliximab-abda in hospitalized adult patients with severe or critical COVID-19. Observations from this study will inform the conduct of prospective randomized controlled studies to follow.
The investigators hypothesize that early institution of TNFα inhibitor therapy in patients with severe COVID-19 infections will prevent further clinical deterioration and reduce the need for advanced cardiorespiratory support and early mortality. To address this hypothesis, a prospective, single center, phase 2 trial is proposed to assess the efficacy of infliximab or infliximab-abda in hospitalized adult patients with severe or critical COVID-19. Observations from this study will inform the conduct of prospective randomized controlled studies to follow. Infliximab and Infliximab-abda are TNFα inhibitors currently FDA-approved for the treatment of autoimmune disorders, including Crohn's disease and rheumatoid arthritis. The risks and adverse reactions are described in the approved prescribing information for infliximab (or infliximab-abda). Infliximab will be used when available. Should infliximab be unavailable in the pharmacy, infliximab-abda, a biosimilar, will be used. Treatment with infliximab or infliximab-abda 5mg/kg IV should ideally be administered within 6 hours of enrollment, and no more than 24 hours following enrollment. Pre-medication with Tylenol 650 mg once 30 minutes prior to infusion would be recommended. Other pre-medications may be given at the discretion of the treating physician. These include diphenhydramine 50mg by mouth, as well as prednisone 20mg by mouth, both given 30 minutes prior to infusion. Pulse and blood pressure should be monitored every 30 minutes during the infusion, and patients should be monitored for at least 30 minutes following the infusion. Retreatment with infliximab is permitted at treating physician discretion 7-21 days following primary therapy and based on initial response; the usual treatment schedule is every 2 weeks, this interval is not strictly enforced given the uncertainty of outcomes with primary therapy.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
17
Either infliximab or infliximab-abda will be used at the discretion of the investigator
Tufts Medical Center
Boston, Massachusetts, United States
Time to Improvement in Oxygenation
Time to improvement in oxygenation (increase in SpO2/FiO2 of 50 or greater compared to the baseline SpO2/FiO2)
Time frame: 28 Days
Number of p[Atients With Improvement in Oxygenation
Number of participants who showed improvement in oxygenation (increase in SpO2/FiO2 of 50 or greater compared to the baseline SpO2/FiO2)
Time frame: 28 Days
28-Day Survival Status
Number of patients who were confirmed to be alive 28 days from enrollment onto the study.
Time frame: 28 Days
Duration of Supplemental Oxygen Administration by Nasal Cannula
Duration of supplemental oxygen administration by nasal cannula, simple face mask, or other similar oxygen delivery device
Time frame: 28 Days
Duration of Non-invasive Ventilation or by Non-rebreather Mask or High-flow Nasal Cannula
Duration of non-invasive ventilation or by non-rebreather mask or high-flow nasal cannula
Time frame: 28 Days
Number of Patients Requiring Mechanical Ventilation
Number of patients enrolled who required mechanical ventilation
Time frame: 28 Days
Number of Patients Requiring Vasopressor Support
Number of participants who required vasopressor support
Time frame: 28 Days
Number of Patients Requiring Extracorporeal Membrane Oxygenation
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Number of patients requiring extracorporeal membrane oxygenation
Time frame: 28 Days
Number of Patients With Fever
Number of patients who exhibited fever during the study period
Time frame: 28 Days
Correlation of Dynamic Changes in IP-10 to Cytokine Profile
Correlation of dynamic changes in IP-10 to cytokine profile between day 3 and baseline
Time frame: 3 Days
Duration of Hospitalization
Duration of hospitalization
Time frame: 28 Days
Number of Patients Who Developed Secondary Infections
Number of patients who developed secondary infections
Time frame: 28 Days
Number of Patients Requiring Supplemental Oxygen Administration by Nasal Cannula
Incidence of supplemental oxygen administration by nasal cannula, simple face mask, or other similar oxygen delivery device
Time frame: 28 Days
Duration of Mechanical Ventilation
duration of use of mechanical ventilation (for patients requiring mechanical ventilation)
Time frame: 28 Days
Number of Patients Requiring Non-invasive Ventilation or by Non-rebreather Mask or High-flow Nasal Cannula
Number of participants who required non-invasive ventilation or by non-rebreather mask or high-flow nasal cannula
Time frame: 28 Days
Assessment of Cytokine and Inflammatory Profile at Baseline
Assessment of cytokine and inflammatory profile at baseline (TNFα, IL-1b, IL-2, IL-6, ferritin) after therapy
Time frame: Baseline