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Protease Inhibitor
Nirmatrelvir/ritonavir for COVID-19 (EPIC-HOS Trial)
Phase 2
Waitlist Available
Research Sponsored by Pfizer
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial Must have
Timeline
Screening 3 weeks
Treatment Varies
Follow Up day 15 through day 45
Awards & highlights
EPIC-HOS Trial Summary
This trial will study a medicine used to treat severe COVID-19 in people at high risk of poor outcomes.
Eligible Conditions
- COVID-19
- Hospitalizations
- Hospitalized Children
- Immunocompromised
EPIC-HOS Trial Timeline
Screening ~ 3 weeks3 visits
Treatment ~ Varies
Follow Up ~ day 15 through day 45
Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~day 15 through day 45
Treatment Details
Study Objectives
Outcome measures can provide a clearer picture of what you can expect from a treatment.Primary outcome measures
Change from baseline in SARS-CoV-2 RNA level in nasopharyngeal (NP) swabs
Secondary outcome measures
Incidence of Adverse Events (AEs) or Serious Adverse Events (SAEs) leading to discontinuations
Incidence of Treatment-Related Adverse Events (TEAEs)
Proportion of participants with SARS-CoV-2 RNA <Lower Limit of Quantitation (<LLOQ) (defined as <2.0 log10 copies/mL) in NP swabs
+3 moreEPIC-HOS Trial Design
2Treatment groups
Experimental Treatment
Group I: Placebo/ritonavirExperimental Treatment2 Interventions
Participants will receive placebo 0 mg/ritonavir 100 mg every 12 hours for 15 days.
Group II: Nirmatrelvir/ritonavirExperimental Treatment2 Interventions
Participants will receive nirmatrelvir/ ritonavir 300 mg/100 mg (or 150 mg/100 mg for participants with estimated glomerular filtration rate (eGFR) or estimated creatinine clearance (eCrCl) ≥30 to <60 mL/min) every 12 hours from Day 1 through Day 15
Treatment
First Studied
Drug Approval Stage
How many patients have taken this drug
Nirmatrelvir
2022
Completed Phase 2
~330
Ritonavir
2005
Completed Phase 4
~2200
Placebo for nirmatrelvir
2022
Completed Phase 2
~160
Find a Location
Who is running the clinical trial?
PfizerLead Sponsor
4,567 Previous Clinical Trials
10,911,873 Total Patients Enrolled
67 Trials studying COVID-19
1,438,683 Patients Enrolled for COVID-19
Pfizer CT.gov Call CenterStudy DirectorPfizer
3,474 Previous Clinical Trials
8,093,041 Total Patients Enrolled
49 Trials studying COVID-19
1,427,460 Patients Enrolled for COVID-19
Frequently Asked Questions
These questions and answers are submitted by anonymous patients, and have not been verified by our internal team.
Are there any patients who can participate in this clinical trial at this time?
"Unfortunately, this particular trial is not recruiting patients right now. The trial was originally posted on October 7th, 2022, and was last updated three days later. Although this specific trial is not looking for candidates, there are 1184 other clinical trials that are actively recruiting patients."
Answered by AI
Has Nirmatrelvir/ritonavir undergone FDA approval process?
"Nirmatrelvir/ritonavir is classified as a Phase 2 drug, meaning that while there is evidence that it is safe, there is no evidence of its efficacy. Our team rates its safety at a 2."
Answered by AI
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