findmyKOL
Clinical trialNCT04516746CompletedPhase 3Interventional

Phase III Double-blind, Placebo-controlled Study of AZD1222 for the Prevention of COVID-19 in Adults

SponsorAstraZenecaEnrollment32,450COVID-19SARS-CoV-2
View the registry record on ClinicalTrials.gov

Summary

The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

84 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

Chile
  • Research Site

    Quillota, Chile

  • Research Site

    Santiago, Chile

  • Research Site

    Santiago, Chile

Peru
  • Research Site

    Callao, Peru

  • Research Site

    Lima, Peru

  • Research Site

    Lima Cercado, Peru

United States
  • Research Site

    Phoenix, Arizona, United States

  • Research Site

    Scottsdale, Arizona, United States

  • Research Site

    Little Rock, Arkansas, United States

  • Research Site

    Berkeley, California, United States

  • Research Site

    El Centro, California, United States

  • Research Site

    Los Angeles, California, United States

  • Research Site

    Los Angeles, California, United States

  • Research Site

    San Diego, California, United States

  • Research Site

    San Diego, California, United States

  • Research Site

    San Francisco, California, United States

  • Research Site

    San Francisco, California, United States

  • Research Site

    Torrance, California, United States

  • Research Site

    Denver, Colorado, United States

  • Research Site

    Danbury, Connecticut, United States

  • Research Site

    Coral Gables, Florida, United States

  • Research Site

    Lake Worth, Florida, United States

  • Research Site

    Miami Lakes, Florida, United States

  • Research Site

    Orlando, Florida, United States

  • Research Site

    Honolulu, Hawaii, United States

  • Research Site

    Meridian, Idaho, United States

  • Research Site

    Chicago, Illinois, United States

  • Research Site

    Indianapolis, Indiana, United States

  • Research Site

    Ankeny, Iowa, United States

  • Research Site

    Fairway, Kansas, United States

  • Research Site

    Kansas City, Kansas, United States

  • Research Site

    Wichita, Kansas, United States

  • Research Site

    Wichita, Kansas, United States

  • Research Site

    Lexington, Kentucky, United States

  • Research Site

    Lake Charles, Louisiana, United States

  • Research Site

    Monroe, Louisiana, United States

  • Research Site

    Baltimore, Maryland, United States

  • Research Site

    Baltimore, Maryland, United States

  • Research Site

    Bethesda, Maryland, United States

  • Research Site

    Boston, Massachusetts, United States

44 more sites on the registry record.ClinicalTrials.gov ↗

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
28 Aug 2020
Primary completion
5 Mar 2021
Completion
10 Feb 2023
Last update posted
5 Feb 2024
Registered enrollment
32,450
Registry id
NCT04516746

Cross-registrations

EU-CTR / CTIS (EudraCT)2020-005226-28

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.