Adjuvant Chemotherapy for High-risk Retinoblastoma After Enucleation

Sun Yat-sen University

Status and phase: Active, not recruiting; Phase 3

Conditions: Retinoblastoma

Treatments: Drug: 6 cycles chemotherapy; Drug: 3 cycles chemotherapy

Study type: Interventional

Funder types: Other

Identifiers

NCT01906814

yanghs20130507

Details and patient eligibility

About

The purpose of this study is to determine whether 3 cycles of chemotherapy(CEV) is not inferior to 6 cycles of chemotherapy(CEV) in the treatment of Stage I enucleated retinoblastoma.

Full description

This study will be a phase Ⅲ open label interventional case series. Patients with unilateral Stage I enucleated retinoblastoma will be randomized to receive chemotherapy(CEV) of 3 cycles or 6 cycles every 21 days. Patients will be followed for 60 months.

Enrollment: 179 patients

Sex: All

Volunteers: No Healthy Volunteers

Inclusion criteria

• Ability to provide written informed consent and comply with study assessments for the full duration of the study.
• Definite pathology signs of retinoblastoma, Stage I base on International Retinoblastoma Staging System.
• Received enucleation in the study eye.
• Monocular retinoblastoma.

Exclusion criteria

• Any previous disease in the study eye.
• Previous participation in any studies of investigational drugs within 1 month preceding Day 0 (excluding vitamins and minerals).
• History of chemical intervention for retinoblastoma in the study eye.

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Single Blind

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179 participants in 2 patient groups

3 cycles chemotherapy

Experimental group

Description:

Chemotherapy: vincristine 0.05 mg/kg (or 1.5 mg/m2 for children ≥ 3 years of age) on Day 1, carboplatin 18.6 mg/kg (or 560 mg/m2 for children ≥ 3 years of age) on Day 1, etoposide 5.0 mg/kg/day (or 150 mg/ m2 for children ≥ 3 years of age) on Days 1 and 2 and 2. Cycles were repeated every 21 days for three cycles.

Treatment:

Drug: 3 cycles chemotherapy

6 cycles chemotherapy

Active Comparator group

Description:

Chemotherapy: vincristine 0.05 mg/kg (or 1.5 mg/m2 for children ≥ 3 years of age) on Day 1, carboplatin 18.6 mg/kg (or 560 mg/m2 for children ≥ 3 years of age) on Day 1, etoposide 5.0 mg/kg/day (or 150 mg/ m2 for children ≥ 3 years of age) on Days 1 and 2 and 2. Cycles were repeated every 21 days for six cycles.

Treatment:

Drug: 6 cycles chemotherapy