CI

At a glance

ClinicalIndex Comparison Record
Phase 3Completed· 711 enrolled
Drug / intervention
AZD4831 +1 moredrug
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT04986202
NCT04986202Phase 3Completed

A Randomised, Double-blind, Placebo-controlled, Multi-center Sequential Phase 2b and Phase 3 Study to Evaluate the Efficacy and Safety of AZD4831 Administered for Up to 48 Weeks in Participants With Heart Failure With Left Ventricular Ejection Fraction > 40%

AstraZeneca·interventional·Posted Aug 2, 2021·Updated Aug 27, 2025

In Brief

A Phase 3 clinical trial evaluating AZD4831 and Placebo for Heart Failure With Preserved Ejection Fraction. Completed, enrolled 711 participants across 171 sites in 18 countries.

Detailed Summary

This is a randomised, double-blind, placebo-controlled, multi-center sequential phase 2b and Phase 3 study to evaluate the efficacy and safety of AZD4831 administered for up to 48 Weeks in participants with heart failure with left ventricular ejection fraction \> 40%. The study will consist of 2 separate parts, Part A and Part B, approximately 660 participants will be randomised in Part A, 820 in Part B.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesAustralia, Belgium, Brazil, Bulgaria, Canada, Czechia, Denmark, France, Hungary, Japan, Netherlands, Poland, Russia, Slovakia, Sweden, Taiwan, Turkey (Türkiye), United States
Collaborators--

Timeline

Phase 3CompletedFinished
20222023202420252026
First PostedAug 2, 2021
Enrollment StartJun 30, 2021
Primary CompletionMar 27, 2024
TodayJul 2, 2026
Enrollment to primary: 2.7 yearsPosted 4.9 years ago

Interventions

AZD4831drug

AZD4831

Placeboother

Placebo