Find a trial Find a Pfizer clinical trial Refine your searchSearch Show filtersFilter byLocationPediatric Trials: 0-17 YearsAdult Trials: 18+ YearsAge (years)Sex Sex- Any -MaleFemaleBothMaleFemaleTrial status Indicates the current stage of a clinical study and whether it is or will be open for enrollment or in currently active and enrolling in the near future.Distance (miles)50100150200250+250+Travel DistanceAll0-50 miles0-100 miles0-150 miles0-200 miles1000Find a trialSearching for Matching Trials ...CTA Cards/DriversVolunteer for our mRNA flu vaccine studyWe are now enrolling participants 18-49 for our mRNA-based flu vaccine research study.Read more2 trials found PF-07321332EmailPrint All (2) Recruiting (1) Not yet recruiting (1)Save searchSaved trialsCOVID-19EPIC-Peds: A Study to Learn About the Study Medicine Called PF-07321332 (Nirmatrelvir)/Ritonavir in Patients Under 18 Years of Age With COVID-19 That Are Not Hospitalized But Are at Risk for Severe Disease NCT# stands for National Clinical Trial number. This is a unique identification code given to each clinical trial registered on ClinicalTrials.gov. The format is "NCT" followed by an 8-digit number (for example, NCT00000419). Also called the ClinicalTrials.gov identifier. NCT05261139RecruitingMale or FemaleUpto17years190study location(s) EPIC-Peds: A Study to Learn About the Study Medicine Called PF-07321332 (Nirmatrelvir)/Ritonavir in Patients Under 18 Years of Age With COVID-19 That Are Not Hospitalized But Are at Risk for Severe DiseaseRecruitingCOVID-19A Study to Measure the Amount of Study Medicine in Blood in Adult Participants With COVID-19 and Severe Kidney Disease NCT# stands for National Clinical Trial number. This is a unique identification code given to each clinical trial registered on ClinicalTrials.gov. The format is "NCT" followed by an 8-digit number (for example, NCT00000419). Also called the ClinicalTrials.gov identifier. NCT05487040Aug 29, 2022 - Planned start date (Not yet recruiting)Male or Female18+ years1study location(s) A Study to Measure the Amount of Study Medicine in Blood in Adult Participants With COVID-19 and Severe Kidney Disease Saved trialsContact usFor more information about participation in a Pfizer clinical trial, please email or call the Pfizer Clinical Trial Contact Center at 1-800-887-7002.