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A Study to Evaluate the Safety and Efficacy of SCTB35 in Combination With Lenalidomide in Patients With Relapsed or Refractory Follicular Lymphoma

A Phase 3 Randomized, Open-label, Multicenter Study to Evaluate the Safety and Efficacy of SCTB35 in Combination With Lenalidomide Versus Rituximab and Lenalidomide in Patients With Relapsed or Refractory Follicular Lymphoma

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07562022
Enrollment
93
Registered
2026-05-01
Start date
2026-06-09
Completion date
2029-06-01
Last updated
2026-08-13

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

Conditions

Follicular Lymphoma (FL)

Brief summary

The purpose of this study is to evaluate the efficacy and safety of SCTB35 in Combination With Lenalidomide in Patients With Relapsed or Refractory Follicular lymphoma (FL).

Interventions

SCTB35 will be subcutaneously administered at a dose as specified

DRUGRituximab

Intravenous Infusion

DRUGLenalidomide

Oral Capsules

Sponsors

Sinocelltech Ltd.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 80 Years
Healthy volunteers
No

Inclusion criteria

* Age 18-80 years old * Histologically confirmed Follicular lymphoma (FL) grade 1, 2, or 3a according to WHO 2022 criteria * Relapsed or refractory (R/R) disease to at least one prior systemic regimen that contained an anti-CD20 monoclonal antibody (mAb) in combination with chemotherapy * Judged by the investigator, the participant must urgently need to receive systemic treatment, based on meeting at least one GELF criterion * A measurable or evaluable disease at the time of enrolment * ECOG PS 0-2 * Adequate organ function and bone marrow function * Expected survival ≥ 6 months

Exclusion criteria

* Documented refractoriness to lenalidomide. * Have lenalidomide exposure within 12 months prior to randomization

Design outcomes

Primary

MeasureTime frameDescription
Adverse EventsUp to approximately 3 yearsTreatment-emergent adverse events/serious adverse events/adverse events of special interest
Progression free survival (PFS)Up to approximately 3 yearsDefined as the time from the date of randomization to the date of first documentation of progression disease (PD) or the date of death from any cause, whichever occurs first.

Secondary

MeasureTime frameDescription
Percentage of Participants Achieving Best Overall Response (BOR)Up to approximately 3 yearsBOR is defined as Complete Response (CR) or Partial Response (PR), determined by Lugano criteria
Percentage of Participants Achieving CRUp to approximately 3 yearsPercentage of participants who achieve a CR determined per Lugano criteria.
Overall Survival (OS)Up to approximately 3 yearsOverall survival is defined as the duration from the date of randomization to the date of the participant's death.
Duration of Response (DOR)Up to approximately 3 yearsDOR is defined as the time from the first occurrence of response (CR or PR) to disease progression or death, whichever occurs first.
Time to Response (TTR)Up to approximately 3 yearsTime to response is defined for participants achieving a CR/PR as the time from starting therapy to first a CR/PR.
Event-Free Survival (EFS)Up to approximately 3 yearsEFS is defined as the duration from randomization to disease progression determined by Lugano criteria as assessed by the investigator, initiation of any non-protocol-specified new anti-lymphoma therapy for any reason, or death (whichever occurs first).
Duration of Complete Response (DOCR)Up to approximately 3 yearsDOCR is defined as the time from the first occurrence of CR to disease progression or death, whichever occurs first.
Time to Complete Response (TTCR)Up to approximately 3 yearsTime to complete response is defined for participants achieving a CR as the time from starting therapy to first a CR.
Blood Concentrations of SCTB35Up to approximately 1 yearsThe pharmacokinetics of SCTB35 will be analyzed based on the drug concentrations at respective timepoints in the blood samples (or blood derivative)
Anti-drug Antibodies of SCTB35Up to approximately 3 yearsBlood samples (or blood derivative) will be screened for antibodies binding to SCTB35

Countries

China

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Aug 14, 2026