Clinical trialNCT04588298CompletedPhase 2Interventional

A Study to Investigate the Biological Effects of AZD9833 in Women With ER-positive, HER2 Negative Primary Breast Cancer

SponsorAstraZenecaEnrollment135HER2-negative Breast Cancer

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.

John Robertson
Graduate Entry Medicine & Health School, University of Nottingham, Royal Derby Hospital
Principal Investigator
clinicaltrials.gov ↗

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

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

Georgia

Research Site
Batumi, Georgia
Research Site
Tbilisi, Georgia
Research Site
Tbilisi, Georgia
Research Site
Tbilisi, Georgia
Research Site
Tbilisi, Georgia

Mexico

Research Site
Aguascalientes, Mexico
Research Site
Mexico City, Mexico

United Kingdom

Research Site
Derby, United Kingdom
Research Site
Leicester, United Kingdom
Research Site
Liverpool, United Kingdom
Research Site
London, United Kingdom
Research Site
Manchester, United Kingdom

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: 2 Nov 2020
Primary completion: 19 Jun 2023
Completion: 19 Jun 2023
Last update posted: 24 Jan 2025
Registered enrollment: 135
Registry id: NCT04588298

Cross-registrations

EU-CTR / CTIS (EudraCT)2020-001079-33

clinicaltrials.gov ↗

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.