Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed Phase 2 Interventional Results available

A Study to Determine the Efficacy and Safety of Luspatercept in Adults With Non Transfusion Dependent Beta (β)-Thalassemia

ClinicalTrials.gov ID: NCT03342404

Public ClinicalTrials.gov record NCT03342404. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 20, 2026, 6:40 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 2, Double-Blind, Randomized, Placebo-Controlled Multicenter Study to Determine the Efficacy and Safety of Luspatercept (ACE-536) Versus Placebo in Adults With Non-Transfusion Dependent Beta (β)-Thalassemia (The BEYOND™ Study)

Study identification

NCT ID
NCT03342404
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Celgene
Industry
Enrollment
145 participants

Conditions and interventions

Conditions

Interventions

  • Luspatercept Drug
  • Placebo Other
  • Best Supportive Care (BSC) Other

Drug · Other

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Feb 4, 2018
Primary completion
Nov 27, 2022
Completion
Nov 27, 2022
Last update posted
Dec 19, 2023

2018 – 2022

United States locations

U.S. sites
4
U.S. states
2
U.S. cities
3
Facility City State ZIP Site status
Children's Hospital of Los Angeles Los Angeles California 90027
Local Institution - 501 Los Angeles California 90027
Children's Hospital and Research Center at Oakland Oakland California 94609
Local Institution - 503 Chicago Illinois 60611

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 12 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03342404, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Dec 19, 2023 · Synced Jul 20, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03342404 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →