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OncoMatch/Clinical Trials/NCT05232136

OH2 Oncolytic Viral Therapy in Non-Muscle-Invasive Bladder Cancer

Is NCT05232136 recruiting? Yes, currently enrolling (Jun 2026). This Phase 1/2 trial studies OH2 for non-muscle-invasive bladder cancer.

Phase 1/2RecruitingBinhui Biopharmaceutical Co., Ltd.NCT05232136Data as of Jun 2026Location: China

Treatment: OH2This phase Ⅰb/Ⅱ study evaluates the safety and efficacy of OH2 for adjuvant therapy in non-muscle-invasive bladder cancer after first-line prophylactic intravesical instillation therapy. OH2 is an oncolytic virus developed upon genetic modifications of the herpes simplex virus type 2 strain HG52, allowing the virus to selectively replicate in tumors. Meanwhile, the delivery of the gene encoding human granulocyte macrophage colony-stimulating factor (GM-CSF) may induce a more potent antitumor immune response.

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Extracted eligibility criteria

Treatments studied

Other

OH2

Cancer type

Urothelial Carcinoma

Disease stage

Required: Stage TIS

Excluded: Stage MUSCLE INVASIVE BLADDER CANCER, BLADDER CANCER WITH CLINICAL METASTASIS

Grade: high grade

Ta, T1 or Tis with high grade (HG) of non-muscle-invasive bladder cancer

Performance status

ECOG 0–1(Restricted strenuous activity)

Demographics

Ages ≤ 80

Prior therapy

Must have received: preventive bladder perfusion therapy — first-line

Failed in first-line preventive bladder perfusion therapy

Cannot have received: systemic chemotherapy

No systemic chemotherapy ... for bladder cancer has been done at any time before

Cannot have received: radiation therapy

No ... radiation therapy for bladder cancer has been done at any time before

Cannot have received: other experimental drugs or antiviral therapy

Other experimental drugs or antiviral therapy were used or are being used within 4 weeks before treatment

Cannot have received: immunosuppressive therapy (cyclosporine, antithymocyte globulin, tacrolimus)

Participated in immunosuppressive therapy in recent 3 months, including cyclosporine, antithymocyte globulin or tacrolimus

Cannot have received: cancer vaccine

Participated in cancer vaccine treatment trials in recent 12 months (such as dendritic cell therapy and heat shock vaccine)

Lab requirements

Blood counts

WBC ≥ 3.5 × 10^9/L, ANC ≥ 1.5 × 10^9/L, PLT ≥ 80 × 10^9/L, Hb ≥ 90g/L

Kidney function

Blood bun and serum creatinine within 1.5x ULN

Liver function

TBIL ≤ 1.5x ULN; ALT and AST ≤ 2.5x ULN

Laboratory inspection: WBC≥3.5 × 10^9/L,ANC≥1.5 × 10^9/L,PLT≥80 × 10^9/L,Hb≥90g/L;Blood bun and serum creatinine were within 1.5 times of the upper limit of normal value; TBIL ≤ 1.5 times the upper limit of normal value; ALT and AST ≤ 2.5 times the upper limit of normal value; The coagulation function is normal (PT and APTT are within 1.5 times of the upper limit of normal value).

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

Frequently asked questions

Is NCT05232136 currently recruiting?

Yes, this trial is currently recruiting patients.

Are there prior therapy exclusions?

Yes. Prior systemic chemotherapy, radiation therapy, other experimental drugs or antiviral therapy disqualifies patients from enrollment.

What disease stage is eligible?

Stage TIS is required.

Is there an age limit?

Yes. Patients must be 80 years or younger.

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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