Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.

NCT06633835 · ClinicalTrials.gov registry record · Phase 4

Impact of Reactogenicity of the 2024-2025 COVID-19 Vaccines on Health Care Workers and First Responders in the United States

A Phase 4 study of COVID-19 and SARS CoV 2 Infection, sponsored by Novavax.

Active
Registry status
Phase 4
Development phase
660
Enrollment target
1
Study location

NCT06633835 is a Phase 4 study of COVID-19 and SARS CoV 2 Infection that is active but no longer recruiting, run by Novavax. The registered enrollment target is 660 participants, below the 55,211-participant average among 203 other COVID-19 trials with a reported enrollment target (99% lower). The trial reports 1 study location across 1 state.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT06633835, a Phase 4 study of COVID-19 and SARS CoV 2 Infection, is active but no longer recruiting, sponsored by Novavax.

ACTIVE NOT RECRUITING
Registry status
Phase 4
Development phase
660 participants
Enrollment target
1
Study location

Study Summary

To assess the impact of reactogenicity among health care workers and first responders receiving an updated 2024-25 Novavax COVID-19 vaccine as compared with those receiving an updated 2024-25 Pfizer-BioNTech mRNA COVID-19 vaccine

Conditions Studied

COVID-19 SARS CoV 2 Infection Vaccine-Preventable Diseases

Interventions

  • BIOLOGICAL protein subunit: Novavax COVID-19 vaccine
  • BIOLOGICAL Pfizer mRNA COVID-19 vaccine

Study Locations (1)

Utah

  • University of Utah School of Medicine - Salt Lake City

Trial Details

FieldValue
Enrollment Target 660 participants
Start Date 2024-09-20
Est. Completion 2025-08-31
Phase Phase 4

Sponsor

Novavax

31 total trials

Interested in This Trial?

Full Details on ClinicalTrials.gov ↗

What the Registry Record Tells You About NCT06633835

The ClinicalTrials.gov registry entry for NCT06633835 describes a study currently listed as active not recruiting, categorized as Phase 4. The registered enrollment target is 660 participants, a figure that helps gauge the scale of data the investigators plan to collect, below the 55,211-participant average among 203 other COVID-19 trials with a reported enrollment target (99% lower). The listed sponsor is Novavax, which has 31 total studies on file at ClinicalTrials.gov.

The record links to 3 conditions, with COVID-19 appearing as the primary indexed condition, and to 2 interventions - of which protein subunit: Novavax COVID-19 vaccine is the first listed.

NCT06633835 reports 1 study location spanning 1 distinct geographic area - top geographies include Utah.

Frequently Asked Questions

What is clinical trial NCT06633835 about?

NCT06633835 is a clinical study titled "Impact of Reactogenicity of the 2024-2025 COVID-19 Vaccines on Health Care Workers and First Responders in the United States". To assess the impact of reactogenicity among health care workers and first responders receiving an updated 2024-25 Novavax COVID-19 vaccine as compared with those receiving an updated 2024-25 Pfizer-BioNTech mRNA COVID-19 vaccine

What is the current status of trial NCT06633835?

This trial is currently active not recruiting. It is a Phase 4 study. The enrollment target is 660 participants. The study started on 2024-09-20. Estimated completion is 2025-08-31.

What conditions does trial NCT06633835 study?

This clinical trial studies the following conditions: COVID-19, SARS CoV 2 Infection, Vaccine-Preventable Diseases.

What interventions are being tested in trial NCT06633835?

The interventions under investigation include: protein subunit: Novavax COVID-19 vaccine (BIOLOGICAL), Pfizer mRNA COVID-19 vaccine (BIOLOGICAL).

Who is sponsoring clinical trial NCT06633835?

This trial is sponsored by Novavax, which has 31 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT06633835 being conducted?

This trial has 1 study location across Utah. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

Learn More About Clinical Trials

Similar trials for COVID-19

Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.

Explore more on PlainTrial

COVID-19

All registered trials for this condition

SARS CoV 2 Infection

All registered trials for this condition

Utah

All trials with a study site in Utah

Recruiting now

Find trials open to new participants near you

Rankings

Top sponsors, conditions, and phases

Read our methodology - how this data is sourced, computed, and verified.

Related

Browse all → | Rankings →
Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainTrial Editorial

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This page mirrors this trial's own ClinicalTrials.gov registry record, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.