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A Phase I Study to Investigate the Tolerability and Safety of ONO-4685 Given as Monotherapy in T Cell Lymphoma and CLL/SLL

An Open-label, Uncontrolled, Phase I Dose Escalation Study to Investigate the Tolerability and Safety of ONO-4685 Given as Monotherapy in Patients With Relapsed or Refractory T Cell Lymphoma and Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma (CLL/SLL)

Status
Recruiting
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06547528
Enrollment
108
Registered
2024-08-09
Start date
2023-10-01
Completion date
2029-04-30
Last updated
2025-06-03

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

Conditions

Relapsed or Refractory T Cell Lymphoma and Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma

Brief summary

A Phase I Study to Investigate the Tolerability and Safety of ONO-4685 Given as Monotherapy in T Cell Lymphoma and CLL/SLL

Interventions

ONO-4685 is administered by IV infusion. The administration of ONO-4685 will be continued until disease progression or unacceptable toxicity is observed.

Sponsors

Ono Pharmaceutical Co. Ltd
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

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

Inclusion criteria

1. Patients with histopathologically confirmed diagnosis of one of the following subtypes as defined by the 2017 revision of the WHO classification of lymphoid malignancies: Peripheral T-cell lymphoma(PTCL) * Angioimmunoblastic T-cell lymphoma(AITL) * Peripheral T-cell lymphoma, NOS(PTCL-NOS) * Nodal peripheral T-cell lymphoma with TFH phenotype(nodal PTCL with TFH) * Follicular T-cell lymphoma(FTCL) Cutaneous T-cell lymphoma(CTCL) * Mycosis fungoides(MF) * Sezary syndrome Chronic lymphocytic leukemia/small lymphocytic lymphoma(CLL/SLL) 2. Relapsed or refractory patients with tumors for which no established standard therapy is available, or refractory or intolerant to existing standard therapy judged by principal investigator or subinvestigator 3. ECOG PS 0\ 2 4. Life expectancy of at least 3 months

Exclusion criteria

1. Patients with severe complications. 2. Patients with multiple cancers.

Design outcomes

Primary

MeasureTime frame
Dose-limiting toxicities(DLT)Up to 3 Weeks
Incidence and severity of AEs and SAEsThrough study completion, an average of 1 year
Laboratory abnormality profile of ONO-4685 as measured by incidence and severity of clinical laboratory abnormalitiesThrough study completion, an average of 1 year
Body temperatureThrough study completion, an average of 1 year
Pulse rateThrough study completion, an average of 1 year
Systolic/diastolic blood pressureThrough study completion, an average of 1 year
Change of weight during the trial periodThrough study completion, an average of 1 year
Chest X-ray testThrough study completion, an average of 1 year
ECG parameters by 12 lead ECG(pulse rate)Through study completion, an average of 1 year
ECG parameters by 12 lead ECG(RR)Through study completion, an average of 1 year
ECG parameters by 12 lead ECG(QT interval)Through study completion, an average of 1 year
ECG parameters by 12 lead ECG(corrected QT intervals [QTcF, QTcB])Through study completion, an average of 1 year
ECG parameters by 12 lead ECG(PR interval)Through study completion, an average of 1 year
ECG parameters by 12 lead ECG(QRS)Through study completion, an average of 1 year

Secondary

MeasureTime frame
Volume of distribution(Vd)Through study completion, an average of 1 year
Best overall response (BOR)Through study completion, an average of 1 year
Anti-ONO-4685 antibodyThrough study completion, an average of 1 year
clearance(CL)Through study completion, an average of 1 year
Overall response rate (ORR)Through study completion, an average of 1 year
Complete response rate (CRR)Through study completion, an average of 1 year
Duration of response (DOR)Through study completion, an average of 1 year
Progression Free Survival(PFS)Through study completion, an average of 1 year
Time to response (TTR)Through study completion, an average of 1 year
Overall Survival(OS)Through study completion, an average of 1 year
The percent change of tumor volumeThrough study completion, an average of 1 year
Pharmacokinetics(Cmax)Through study completion, an average of 1 year
Pharmacokinetics(Tmax)Through study completion, an average of 1 year
Pharmacokinetics(AUC)Through study completion, an average of 1 year
Pharmacokinetics(Ceoi)Through study completion, an average of 1 year
Pharmacokinetics(T1/2)Through study completion, an average of 1 year
Pharmacokinetics(Ctrough)Through study completion, an average of 1 year

Countries

Japan

Contacts

Primary ContactNorth America Clinical Trial Support Desk
clinical_trial@ono-pharma.com+18665877745(Toll-Free)
Backup ContactInternational Clinical Trial Support Desk
clinical_trial@ono-pharma.com+17162141777(Standard)

Outcome results

None listed

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