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Withdrawn Phase 1 Interventional

A Phase 1 Study of the CD73 Inhibitor(HLX23) Alone in Participants With Solid Tumor

ClinicalTrials.gov ID: NCT04797468

Public ClinicalTrials.gov record NCT04797468. 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 Sep 26, 2026, 2:36 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 1 Clinical Study to Investigate the Safety, Tolerability and to Determine the Maximum Tolerated Dose and Recommended Phase 2 Dose of HLX23 (CD73 Inhibitor) in Patients With Advanced or Metastatic Solid Tumors

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The reason for this study is to see if the CD73 inhibitor HLX23 alone is safe and effective in participants with advanced solid cancer.

Study identification

NCT ID
NCT04797468
Recruitment status
Withdrawn
Study type
Interventional
Phase
Phase 1
Lead sponsor
Shanghai Henlius Biotech
Industry
Enrollment
Not listed

Conditions and interventions

Interventions

Drug

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
Jul 17, 2022
Primary completion
Jan 12, 2023
Completion
Jan 12, 2023
Last update posted
Jan 16, 2023

2022 – 2023

United States locations

U.S. sites
6
U.S. states
5
U.S. cities
6
Facility City State ZIP Site status
Research Site Los Angeles California 90033 —
Research Site Orange California 92868 —
Research Site Orange City Florida 32763 —
Research Site Fairway Kansas 66205 —
Research Site Detroit Michigan 48202 —
Research Site Greenville South Carolina 29605 —

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

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04797468, 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 Jan 16, 2023 · Synced Sep 26, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04797468 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →