CheckMate 649: A randomized, multicenter, open-label, phase 3 study of nivolumab (nivo) + ipilimumab (ipi) or nivo + chemotherapy (CTX) vs CTX alone in pts with previously untreated advanced (adv) gastric (G) or gastroesophageal junction (GEJ) cancer.

2017 ◽  
Vol 35 (15_suppl) ◽  
pp. TPS4132-TPS4132 ◽  
Author(s):  
Markus H. Moehler ◽  
Yelena Yuriy Janjigian ◽  
Antoine Adenis ◽  
Jean-Sebastien Aucoin ◽  
Narikazu Boku ◽  
...  

TPS4132 Background: Pts with adv G/GEJ cancer have an OS of ≈ 1 y, indicating an unmet medical need for new first-line treatments (Tx). Expression of the PD-1 ligands PD-L1/PD-L2 is observed in up to 40% of pts with G/GEJ cancer and is associated with poor prognosis. In a phase 3 study of the PD-1 inhibitor nivo vs placebo in pts with adv CTX-refractory (CTX-R; ≥ 2 lines) G/GEJ cancer, nivo reduced the risk of death by 37% (HR, 0.63; P < 0.0001) and increased the OS rate at 12 mo (27% vs 11%; Kang YK, et al. J Clin Oncol. 2017;35 (suppl 4S) [abstract 2]). In a phase 1/2 study in pts with CTX-R G/GEJ/esophageal cancer (79% ≥ 2 prior Tx lines), nivo 1 mg/kg + ipi 3 mg/kg had a manageable safety profile and resulted in 26% ORR (44% ORR in pts with PD-L1+ tumors), a median OS of 6.9 mo, and a 34% OS rate at 12 mo (Janjigian Y, et al. ASCO, 2016 [abstract 4010]). In the phase 1 CheckMate 012 trial, nivo + CTX had clinical activity and manageable safety in pts with NSCLC (Rizvi NA, et al. J Clin Oncol. 2016;34:2969-2979). These positive results support investigation of nivo, nivo + ipi, and nivo + CTX in earlier lines of Tx for G/GEJ cancer. The open-label, phase 3 CheckMate 649 trial will evaluate nivo + ipi and nivo + CTX vs CTX alone as first-line Tx for pts with adv G/GEJ cancer (NCT02872116). Methods: 1266 pts aged ≥ 18 y with untreated, inoperable adv/metastatic G/GEJ cancer (histologically confirmed adenocarcinoma) regardless of PD-L1 status will be randomized to receive either nivo + ipi, nivo + CTX (capecitabine/oxaliplatin [XELOX] or fluorouracil/leucovorin/oxaliplatin [FOLFOX]), or investigator choice of XELOX or FOLFOX. Tumor tissue for determination of PD-L1 status (Dako assay) must be provided from ≤ 6 mo before study Tx. No prior systemic Tx, including HER2 inhibitors, are allowed. Pts with known HER2+ status, suspected autoimmune disease, grade > 1 peripheral neuropathy, or active infection are excluded. Primary endpoint is OS in pts with PD-L1+ (≥ 1%) tumors. Other endpoints include OS in all pts; PFS and time to symptom deterioration in all pts and in pts with PD-L1+ tumors; and safety. Clinical trial information: NCT02872116.

2018 ◽  
Vol 36 (4_suppl) ◽  
pp. TPS192-TPS192 ◽  
Author(s):  
Markus H. Moehler ◽  
Yelena Yuriy Janjigian ◽  
Antoine Adenis ◽  
Jean-Sebastien Aucoin ◽  
Narikazu Boku ◽  
...  

TPS192 Background: Pts with adv G/GEJ cancer have an OS of ≈ 1 y, indicating an unmet medical need for new first-line treatments. Expression of PD-L1 is observed in up to 40% of pts with G/GEJ cancer and is associated with poor prognosis. In the randomized phase 3 ATTRACTION-2 study, NIVO demonstrated superior overall survival vs placebo with a 38% reduction of the risk of death (median OS, 5.3 vs 4.1 mo; HR, 0.62 P< 0.0001) and increased the OS rate at 12 mo (27% vs 12%; Boku N et al ESMO 2017) in pts with adv CTX-R (≥ 2 lines) G/GEJ cancer. In the phase 1/2 CheckMate-032 study in pts with CTX-R G/GEJ/esophageal cancer (79% ≥ 2 prior Tx lines), NIVO 1 mg/kg + IPI 3 mg/kg had a manageable safety profile and resulted in 24% ORR (40% ORR in pts with PD-L1+ tumors), a median OS of 6.9 mo, and a 35% OS rate at 12 mo (Janjigian Y et al ASCO 2017). In the phase 1 CheckMate-012 trial, NIVO + CTX had clinical activity and manageable safety in pts with NSCLC (Rizvi NA et al J Clin Oncol 2016). These positive results support investigation of NIVO, NIVO + IPI, and NIVO + CTX in earlier lines of treatment for G/GEJ cancer. The open-label, phase 3 CheckMate 649 trial will evaluate NIVO + IPI and NIVO + CTX vs CTX alone as first-line treatment for pts with adv G/GEJ cancer (NCT02872116). Methods: 1266 pts aged ≥ 18 y with untreated, inoperable adv/metastatic G/GEJ cancer (histologically confirmed adenocarcinoma) regardless of PD-L1 status will be randomized to receive either NIVO + IPI, NIVO + CTX (capecitabine/oxaliplatin [XELOX] or fluorouracil/leucovorin/oxaliplatin [FOLFOX]), or investigator choice of XELOX or FOLFOX. Tumor tissue for determination of PD-L1 status (Dako assay) must be provided from ≤ 6 mo before study treatment. No prior systemic treatment, including HER2 inhibitors, are allowed. Pts with known HER2+ status, suspected autoimmune disease, grade > 1 peripheral neuropathy, or active infection are excluded. Primary endpoint is OS in pts with PD-L1+ (≥ 1%) tumors. Other endpoints include OS in all pts; PFS and time to symptom deterioration in all pts and in pts with PD-L1+ tumors; and safety. Clinical trial information: NCT02872116.


2017 ◽  
Vol 35 (4_suppl) ◽  
pp. TPS213-TPS213 ◽  
Author(s):  
Yelena Yuriy Janjigian ◽  
Antoine Adenis ◽  
Jean-Sebastien Aucoin ◽  
Carlo Barone ◽  
Narikazu Boku ◽  
...  

TPS213 Background: The combination ofoxaliplatin and fluoropyrimidine is a standard-of-care (SOC) first-line treatment of pts with metastatic G/GEJ cancer, resulting in a median overall survival (OS) of 8–11 months and objective response rate (ORR) of 30%–50%. This is accompanied by up to 77% grade 3/4 toxicities. Therefore, new treatment options are needed to improve survival and decrease toxicity in G/GEJ cancer. Nivo, a fully human IgG4 monoclonal antibody (mAb) that targets programmed death 1 (PD-1) and ipi, a fully human IgG1 mAb that targets cytotoxic T-lymphocyte–associated protein 4, have demonstrated manageable safety profiles and efficacy in multiple tumor types and may have a synergistic effect. In a phase 1/2 study in chemotherapy-refractory pts with G/GEJ/esophageal cancer with or without PD-1 ligand 1 (PD-L1) expression, second-line nivo 1 mg/kg + ipi 3 mg/kg demonstrated a manageable safety profile and resulted in 26% ORR (44% ORR in pts with PD-L1+ tumors), median OS of 6.9 months, and a 34% OS rate at 12 months (Janjigian Y, et al. J Clin Oncol. 2016;34[suppl][abstract 4010]). This open-label, phase 3 trial will evaluate nivo + ipi as first-line therapy for pts with G/GEJ cancer (CheckMate 649; NCT02872116). Methods: In this study, 870 pts aged ≥ 18 years with untreated advanced or metastatic G/GEJ cancer with or without PD-L1 expression will be randomized to receive nivo + ipi (4 doses; followed by nivo monotherapy) or investigator’s choice of capecitabine/oxaliplatin (XELOX) or fluorouracil/leucovorin/oxaliplatin (FOLFOX). Tumor tissue for determination of PD-L1 status must be provided from ≤ 6 months before study treatment. Pts receiving chemotherapy or radiotherapy for G/GEJ cancer within the last 6 months or pts with suspected autoimmune disease, uncontrolled medical disorder, or active infection are excluded. Primary endpoint is OS in pts with PD-L1+ tumors. Secondary endpoints include OS in all pts and progression-free survival and time to symptom deterioration in all pts and pts with PD-L1+ tumors. Clinical trial information: NCT02872116.


2018 ◽  
Vol 36 (4_suppl) ◽  
pp. TPS195-TPS195 ◽  
Author(s):  
Markus H. Moehler ◽  
Min-Hee Ryu ◽  
Keun-Wook Lee ◽  
Hasan Senol Coskun ◽  
Rachel Wong ◽  
...  

TPS195 Background: Outcomes with first-line (1L) chemotherapy for GC/GEJC are limited and new strategies to increase efficacy without added toxicity are needed. Avelumab, a human anti-PD-L1 IgG1 monoclonal antibody, is approved for metastatic Merkel cell carcinoma (US and EU) and advanced urothelial carcinoma after progression on platinum therapy (US). In phase 1 studies in advanced GC/GEJC, avelumab showed antitumor activity and a manageable safety profile, including in a subgroup of patients (pts) without progression on 1L chemotherapy who received avelumab as maintenance therapy. JAVELIN Gastric 100 (NCT02625610) is a global, randomized, open-label, phase 3 trial comparing maintenance therapy with avelumab vs continuation of 1L chemotherapy in pts with advanced GC/GEJC who have not progressed after 12 weeks of 1L oxaliplatin/fluoropyrimidine chemotherapy. Methods: Eligible pts have histologically confirmed, unresectable, measurable, locally advanced or metastatic GC/GEJC adenocarcinoma, no prior chemotherapy for advanced disease, no prior therapy targeting T-cell coregulatory proteins, and ECOG PS of 0–1. Pts are not preselected based on PD-L1 expression and pts with HER2+ tumors are excluded. Approximately 466 pts who achieve at least stable disease following 12 weeks of 1L oxaliplatin/fluoropyrimidine chemotherapy will be randomized 1:1 to receive maintenance therapy with either avelumab 10 mg/kg by IV infusion Q2W or continuation of 1L chemotherapy. Maintenance therapy is given until disease progression, unacceptable toxicity, or withdrawal. Primary endpoints are overall survival and progression-free survival. Secondary endpoints include best overall response, quality of life measures, safety (NCI-CTCAE v4.03), and tumor biomarkers. Responses are evaluated per RECIST 1.1 and adjudicated by independent review committee. Enrollment is ongoing at sites in North/South America, Asia-Pacific, and Europe. Clinical trial information: NCT02625610.


Haematologica ◽  
2022 ◽  
Author(s):  
Carol Moreno ◽  
Richard Greil ◽  
Fatih Demirkan ◽  
Alessandra Tedeschi ◽  
Bertrand Anz ◽  
...  

iLLUMINATE is a randomized, open-label phase 3 study of ibrutinib plus obinutuzumab (n=113) versus chlorambucil plus obinutuzumab (n=116) as first-line therapy for patients with chronic lymphocytic leukemia (CLL) or small lymphocytic lymphoma. Eligible patients were aged ≥65 years, or


2014 ◽  
Vol 15 (10) ◽  
pp. 1065-1075 ◽  
Author(s):  
Volker Heinemann ◽  
Ludwig Fischer von Weikersthal ◽  
Thomas Decker ◽  
Alexander Kiani ◽  
Ursula Vehling-Kaiser ◽  
...  

2020 ◽  
Vol 38 (4_suppl) ◽  
pp. 278-278 ◽  
Author(s):  
Markus H. Moehler ◽  
Mikhail Dvorkin ◽  
Mustafa Ozguroglu ◽  
Min-hee Ryu ◽  
Alina Simona Muntean ◽  
...  

278 Background: We report the primary analysis of JAVELIN Gastric 100, which compared avelumab (anti–PD-L1) maintenance after 1L CTx vs continued CTx in patients (pts) with GC/GEJC. Methods: In this global, open-label, phase 3 trial (NCT02625610), eligible pts had previously untreated, unresectable, locally advanced/metastatic (LA/M) HER2− GC/GEJC. Pts without progressive disease (PD) after 12 weeks of 1L oxaliplatin/fluoropyrimidine induction were randomized 1:1 to avelumab 10 mg/kg Q2W switch maintenance or continued CTx, stratified by region (Asia vs non-Asia). Primary endpoint was overall survival (OS) post induction in all randomized or PD-L1+ (≥1% of tumor cells, 73-10 assay) pts. Results: 805 pts received induction CTx and 499 pts were randomized (avelumab, n = 249; CTx, n = 250). At data cutoff (Sep 13, 2019), minimum follow-up was 18 months. In the avelumab and CTx arms, median OS post induction/randomization was 10.4 months (95% CI 9.1-12.0) vs 10.9 months (95% CI 9.6-12.4), hazard ratio (HR) 0.91 (95% CI 0.74-1.11; p = 0.1779); 24-month OS rates were 22.1% (95% CI 16.8-28.0) vs 15.5% (95% CI 10.8-20.9), respectively. The HR for OS in PD-L1+ pts (n = 54) was 1.13 (95% CI 0.57-2.23). No OS trend was seen in Asian pts (n = 114; HR 0.90 [95% CI 0.59-1.36]) or other subgroups, except for a potential benefit with avelumab in pts with no metastatic sites at randomization (n = 60; HR 0.52 [95% CI 0.28-0.98]). Progression-free survival was similar between arms (HR 1.04 [95% CI 0.85-1.28]). In the avelumab vs CTx arms, objective response rates (post randomization only) were 13.3% (95% CI 9.3-18.1) vs 14.4% (95% CI 10.3-19.4), and 12-month rates for duration of response were 62.3% (95% CI 40.9-77.9) vs 28.4% (95% CI 13.2-45.7), respectively. Treatment-related adverse event rates (all grades/grade ≥3) were 61.3%/12.8% with avelumab and 77.3%/32.8% with CTx. Conclusions: Avelumab maintenance showed clinical activity and favorable safety vs continued CTx in pts with LA/M GE/GEJC; however, JAVELIN Gastric 100 did not meet its primary objective of demonstrating superior OS in the randomized or PD-L1+ population. Clinical trial information: NCT02625610.


2019 ◽  
Vol 37 (15_suppl) ◽  
pp. 4031-4031 ◽  
Author(s):  
Lin Shen ◽  
Zhi Peng ◽  
Yan-Qiao Zhang ◽  
Jia Wei ◽  
Feng Wang ◽  
...  

4031 Background: Capecitabine plus oxaliplatin (CAPOX) is one of the standard first-line treatments for advanced or metastatic gastric cancer. Camrelizumab (SHR-1210, an anti–PD-1 antibody) shows promising anti-tumor activity in patients (pts) with advanced or metastatic gastric or gastroesophageal junction (G/GEJ) cancer. Camrelizumab combined with CAPOX for untreated G/GEJ cancer was assessed as a part of an ongoing multicenter, open-label phase 2 trial (cohort 1), and encouraging preliminary results were reported. Here, we present the updated safety and efficacy data. Methods: In this cohort, systemic treatment naïve pts with HER2– advanced or metastatic G/GEJ adenocarcinoma were given camrelizumab 200 mg on Day 1, capecitabine 1000 mg/m2 bid on Days 1–14 and oxaliplatin 130 mg/m2 on Day 1 of each 21-day-cycle for 4 to 6 cycles followed by camrelizumab 200 mg every 3 weeks plus apatinib 375 mg qd until disease progression or intolerable toxicity. The primary endpoint was objective response rate. Results: At data cutoff (Jan 20, 2019), 43 of the 48 enrolled pts were evaluable. Partial response was observed in 28 pts (65%), and 19 (44%) were confirmed. Stable disease in 14 pts and progressive disease in 10 pts were reported. Median estimates for duration of response and progression-free survival were not reached. Grade ≥3 treatment-related adverse events (TRAEs) occurred in 9 pts (21%), included neutropenia, diarrhea, rash and elevated ALT, whereas none of the TRAEs was fatal. Ten pts without progression after 4–6 cycles of camrelizumab and CAPOX combination therapy all received camrelizumab plus apatinib as sequential therapy, and no new safety signals were observed. Conclusions: The updated results confirmed that camrelizumab plus CAPOX followed by camrelizumab plus apatinib was well tolerated with noteworthy responses as first-line therapy in advanced or metastatic G/GEJ cancer pts. Expansion of this cohort in a phase 3 study are under way. Clinical trial information: NCT03472365.


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