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OncoMatch/Clinical Trials/NCT07635238

A Study of Lower Dose Radiation Therapy for People With Prostate Cancer

Is NCT07635238 recruiting? Yes, currently enrolling (Jul 2026). This Phase 2 trial studies non-drug interventions for prostate cancer.

Phase 2RecruitingMemorial Sloan Kettering Cancer CenterNCT07635238Data as of Jul 2026

The purpose of this study is to see whether giving a lower (de-escalated) dose of radiation therapy to some parts of the prostate can reduce side effects compared to giving the same (uniform) dose of radiation therapy to the whole prostate.

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Extracted eligibility criteria

Cancer type

Prostate Cancer

Disease stage

Required: Stage TX

Grade: grade group 1, grade group 2, grade group 3 (grade group)

Performance status

ECOG 0–2(Ambulatory, capable of self-care)

Demographics

Male only

Prior therapy

No prior treatment (treatment-naive required)

Cannot have received: radiation therapy to the prostate

No history of previous radiation to the prostate

Cannot have received: prostate surgery

No history of previous prostate surgery (including transurethral resection of the prostate (TURP))

Cannot have received: other local prostate cancer treatments

No history of previous ... other local prostate cancer treatments

Lab requirements

Blood counts

ANC ≥ 1,500 cells/mm3; Platelets ≥ 100,000 cells/mm3; Hemoglobin ≥ 8 g/dl

Kidney function

Creatinine clearance (CrCL) of ≥30 mL/min by Cockcroft-Gault formula

Liver function

Total bilirubin ≤ 1.5 x institutional ULN (≤ 3 x ULN if Gilbert's disease); AST and ALT ≤3 x institutional ULN

Cardiac function

NYHA Functional Classification class 2B or better if cardiac history or symptoms

Adequate hematologic, renal, hepatic, and cardiac function as defined in inclusion criteria

Structured fields extracted by AI. May contain errors — verify against the official protocol.

US trial sites

  • Memorial Sloan Kettering at Basking Ridge (Limited Protocol Activities) · Basking Ridge, New Jersey
  • Memorial Sloan Kettering at Monmouth (Limited Protocol Activities) · Middletown, New Jersey
  • Memorial Sloan Kettering at Bergen (Limited Protocol Activities) · Montvale, New Jersey
  • Memorial Sloan Kettering at Suffolk-Commack (Limited Protocol Activities) · Commack, New York
  • Memorial Sloan Kettering at Westchester (Limited Protocol Activities) · Harrison, New York

Showing up to 5 US sites.

See all sites on ClinicalTrials.gov →

Frequently asked questions

Is NCT07635238 currently recruiting?

Yes, this trial is currently recruiting patients.

Can patients have received prior systemic therapy?

No. This trial requires treatment-naive patients — prior systemic therapy is an exclusion criterion.

What disease stage is eligible?

Stage TX is required.

Is this trial open to female patients?

No. This trial enrolls male patients only.

Could you qualify for this trial?

Enter your biomarker results to see how this trial's eligibility criteria match your specific cancer profile.

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