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A Study of TCD601 in de Novo Renal Transplant Recipients

A 12-Month, Randomized, Open-Label, Phase IIA Study Evaluating the Safety and Efficacy of Siplizumab in Combination With Belatacept and MPA Compared to Standard of Care Immunosuppression in de Novo Renal Transplant Recipients (ASCEND)

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05669001
Acronym
ASCEND
Enrollment
76
Registered
2022-12-30
Start date
2023-12-28
Completion date
2026-04-30
Last updated
2026-01-14

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Renal Transplantation

Brief summary

The purpose of this study is to evaluate the safety and efficacy of TCD601 in combination with Belatacept when compared to standard of care immunosuppression therapy in de novo renal transplant patients.

Detailed description

The purpose of this study is to evaluate the safety and efficacy of TCD601 (siplizumab), an anti-CD2 monoclonal antibody, in combination with a CNI-free regimen of belatacept, MPA, and corticosteroids compared to a standard of care CNI-based regimen of tacrolimus, ATG, MPA and corticosteroids in de novo renal transplant patients.

Interventions

BIOLOGICALTCD601

Investigational Product

BIOLOGICALbelatacept

Study Product

DRUGATG

Comparator

DRUGTAC

Comparator

DRUGMPA

Immunosuppression Therapy

DRUGCorticosteroids

Immunosuppression Therapy

Sponsors

ITB-Med LLC
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
PREVENTION
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 70 Years
Healthy volunteers
No

Inclusion criteria

Key Inclusion Criteria: * Able to understand the study requirements and provide written informed consent before and study assessment is performed * Male or female patients ≥ 18 to 70 years of age * Recipients of a de novo renal allograft from a heart-beating deceased, living ABO compatable, non-HLA identical living related donor Key

Exclusion criteria

* Subjects who have received a kidney allograft previously * Recipient of a kidney from an HLA identical living related donor * Recipient of a kidney from a donor after cardiac death

Design outcomes

Primary

MeasureTime frameDescription
The incidence of adverse events (AEs) and serious adverse events (SAEs) in Arm 1 compared to Arm 212 monthsThe number of adverse events and serious adverse events

Secondary

MeasureTime frameDescription
Renal function in Arm 1 compared to Arm 212 monthsrenal function using estimated glomerular filtration rate (eGFR)

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026