NCT05794750 - Assess the Efficacy of Radiotherapy and Sequential Chemotherapy and AK104 Before TME Surgery for Local CRC（AK104-IIT-13） | Biotech Hunter

Enrollment

50

Participants

Timeline

Start Date

April 24, 2023

Primary Completion Date

April 24, 2027

Study Completion Date

April 24, 2027

Conditions

Locally Advanced Rectal Cancer

Interventions

DRUG

AK104 injection

Eligible subjects will receive short-course radiotherapy (SCRT), IMRT/VMAT, pelvic 25Gy/5f/1 week. Two weeks after the end of treatment, subjects continued to receive neoadjuvant chemotherapy combined with immunotherapy regimen for 4 cycles: AK104 10 mg/kg, intravenous infusion every 3 weeks (Q3W), plus CAPOX (capecitabine: 1000mg/m2, bid, po, d1-14, oxaliplatin: 130mg/m2, ivgtt, d1), Q3W. Neoadjuvant therapy was assessed 2 weeks after the end of neoadjuvant therapy, and TME surgery was performed 4 weeks after the end of neoadjuvant therapy (R0 surgery was performed).

PROCEDURE

TME surgery

Eligible subjects will receive short-course radiotherapy (SCRT), IMRT/VMAT, pelvic 25Gy/5f/1 week. Two weeks after the end of treatment, subjects continued to receive neoadjuvant chemotherapy combined with immunotherapy regimen for 4 cycles: AK104 10 mg/kg, intravenous infusion every 3 weeks (Q3W), plus CAPOX (capecitabine: 1000mg/m2, bid, po, d1-14, oxaliplatin: 130mg/m2, ivgtt, d1), Q3W. Neoadjuvant therapy was assessed 2 weeks after the end of neoadjuvant therapy, and TME surgery was performed 4 weeks after the end of neoadjuvant therapy (R0 surgery was performed).

DRUG

Capecitabine

Eligible subjects will receive short-course radiotherapy (SCRT), IMRT/VMAT, pelvic 25Gy/5f/1 week. Two weeks after the end of treatment, subjects continued to receive neoadjuvant chemotherapy combined with immunotherapy regimen for 4 cycles: AK104 10 mg/kg, intravenous infusion every 3 weeks (Q3W), plus CAPOX (capecitabine: 1000mg/m2, bid, po, d1-14, oxaliplatin: 130mg/m2, ivgtt, d1), Q3W. Neoadjuvant therapy was assessed 2 weeks after the end of neoadjuvant therapy, and TME surgery was performed 4 weeks after the end of neoadjuvant therapy (R0 surgery was performed).

DRUG

Oxaliplatin

Eligible subjects will receive short-course radiotherapy (SCRT), IMRT/VMAT, pelvic 25Gy/5f/1 week. Two weeks after the end of treatment, subjects continued to receive neoadjuvant chemotherapy combined with immunotherapy regimen for 4 cycles: AK104 10 mg/kg, intravenous infusion every 3 weeks (Q3W), plus CAPOX (capecitabine: 1000mg/m2, bid, po, d1-14, oxaliplatin: 130mg/m2, ivgtt, d1), Q3W. Neoadjuvant therapy was assessed 2 weeks after the end of neoadjuvant therapy, and TME surgery was performed 4 weeks after the end of neoadjuvant therapy (R0 surgery was performed).