Completed NA INTERVENTIONAL 2-arm NCT06646406

Evaluation of a Multilevel Intervention on Adult COVID-19 and Influenza Vaccination Rate

Sponsor: Mayo Clinic

Conditions COVID-19 Immunisation Influenza Vaccine

Interventions Patient letter and clinician communication

Updated 3 times since 2024 Last updated: Jul 31, 2025 Started: Oct 21, 2024 Primary completion: Apr 30, 2025 Completion: Apr 30, 2025

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT06646406, this NA trial focuses on COVID-19 Immunisation and Influenza Vaccine and remains completed. Sponsored by Mayo Clinic, it has been updated 3 times since 2024, reflecting limited change activity. This study is part of the global effort to build evidence for infectious disease interventions.

Status Flow

Change History

3 versions recorded

Sep 2025 — Present [monthly]

Completed NA

Status: Recruiting → Completed
Dec 2024 — Sep 2025 [monthly]

Recruiting NA

Status: Not Yet Recruiting → Recruiting
Nov 2024 — Dec 2024 [monthly]

Not Yet Recruiting NA

First recorded

Oct 2024

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Mayo Clinic
ModernaTX, Inc.

Data source: Mayo Clinic

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Rochester, United States