scholarly journals 511TiP A phase III, multicenter, open-label, randomized study to assess the efficacy and safety of cetuximab plus capecitabine versus cetuximab as maintenance treatment following first-line induction treatment with FOLFOX and cetuximab in Chinese patients with RAS and BRAF WT mCRC

2021 ◽  
Vol 32 ◽  
pp. S582
Author(s):  
D. Zhang ◽  
C. Bai ◽  
J. Zhang ◽  
Y. Zhang ◽  
T. Liu ◽  
...  
2013 ◽  
Vol 31 (4_suppl) ◽  
pp. 337-337 ◽  
Author(s):  
David Cunningham ◽  
Istvan Lang ◽  
Vito Lorusso ◽  
Janja Ocvirk ◽  
Dongbok Shin ◽  
...  

337 Background: Elderly patients (pts) comprise the majority of pts diagnosed with mCRC, although they are in general underrepresented in clinical trials. AVEX, an open-label phase III trial, evaluated the efficacy and safety of cape ± bev in elderly pts with previously untreated mCRC. Methods: Pts ≥70 years with mCRC, for whom single-agent chemotherapy was deemed appropriate, were randomized 1:1 to receive first-line cape (1000 mg/m2 bid days 1–14) as monotherapy or in combination with bev (7.5 mg/kg) q3w. The primary endpoint was progression-free survival (PFS). Secondary endpoints included overall survival (OS), overall response rate (ORR), and safety. The study was powered to show a difference in PFS, but not OS, between treatment arms. PFS and OS estimates were calculated using Kaplan-Meier methods. Results: 280 pts across 10 countries were randomized to cape + bev (n=140) and cape alone (n=140). Median age at enrollment was 76 years (range, 70–87), and 91.1% of pts had an ECOG performance status of 0–1. Baseline pt and disease characteristics were well balanced between arms. Bev + cape was associated with significantly prolonged PFS compared with cape alone (median of 9.1 vs 5.1 months; hazard ratio [HR], 0.53; 95% confidence interval [CI], 0.41–0.69; p<0.001). The ORR was also significantly improved in the bev + cape arm (19.3% vs 10.0%; p=0.042). OS was longer in pts treated with bev + cape vs cape alone, although this difference did not reach statistical significance (median of 20.7 vs 16.8 months; HR, 0.79; 95% CI, 0.57–1.09; p=0.182). Grade ≥3 adverse events occurred in 59.0% vs 44.1% of pts in the bev + cape and cape arm, respectively. Treatment was in general well tolerated and the safety profile consistent with previously reported data for bev + cape. Conclusions: This is the first randomized study prospectively evaluating bev specifically in elderly pts with mCRC. Based on the efficacy and safety results, bev plus cape might be an optimal treatment approach to improve outcomes in elderly pts. Clinical trial information: NCT00484939.


2017 ◽  
Vol 35 (15_suppl) ◽  
pp. 9004-9004 ◽  
Author(s):  
Jaafar Bennouna ◽  
Javier De Castro ◽  
Anne-Marie C. Dingemans ◽  
Frank Griesinger ◽  
Francesco Grossi ◽  
...  

9004 Background: The role of treatment with Bev beyond PD is unclear in the multiline treatment strategy of advanced NSCLC.AvaALL(NCT01351415), a multinational, open-label, randomized phase III trial, assessed continuous Bev and SOC beyond first PD (PD1) in pts with NSCLC following first-line treatment with platinum-based chemo plus Bev. Here we present efficacy and safety data from AvaALL. Methods: Pts with NSCLC who received 4–6 cycles of chemo + Bev and ≥2 cycles of maintenance Bev were randomized after PD1 to second-line SOC therapy (docetaxel, pemetrexed or erlotinib) ± Bev. After second PD (PD2) and third PD (PD3), pts received third-line or fourth-line SOC ± Bev treatment, respectively. Primary endpoint was overall survival (OS). Secondary endpoints were OS rates (6, 12, and 18-months [mos]), progression-free survival (PFS) from PD1 to PD2/from PD2 to PD3, overall response rate (ORR), disease control rate (DCR), and safety. Data cut-off: 24 Jun 2016. Results: Overall, 485 pts were randomized (n = 475 treated). Pt characteristics were well balanced between the two arms. Bev plus chemo resulted in a median OS of 11.9 mos versus 10.2 mos for SOC alone (HR 0.84, 90% CI 0.71–1.00; p = 0.1016; 387 OS events). The primary endpoint was not met (416 OS events were required, at 10% two-sided significance level). OS rates were 10% higher in the Bev arm vs SOC alone at 6-, 12- and 18-mos. Median PFS2 was 4.9 mos with Bev vs 3.8 mos with SOC (HR 0.85, 90% CI 0.72–1.00; p = 0.0907). PFS3 was significantly improved (3.5 mos for Bev, 2.4 mos for SOC; HR 0.65, 90% CI 0.51–0.84; p = 0.0047). ORR and DCR were slightly higher in the Bev arm versus the SOC arm (ORR 9.7% vs 6.7%; DCR 86.2% vs 79.3%, respectively). No new safety signals were identified. Grade ≥3 adverse events were reported in 78.2% of Bev pts and 61.6% of SOC pts. Conclusions: Although the primary endpoint was not met, efficacy data suggest a positive trend for continued Bev plus SOC after PD1 compared with SOC alone. No cumulative safety signals were identified. Clinical trial information: NCT01351415.


2019 ◽  
Vol 21 (Supplement_6) ◽  
pp. vi17-vi18
Author(s):  
Osnat Bairey ◽  
Alexandra Benouaich-amiel ◽  
Shlomit Yust-Katz ◽  
Ronit Gurion ◽  
Tali Siegal

Abstract BACKGROUND Patients older than 60 years account for up to 70% of all PCNSL cases. Elderly PCNSL patients have median overall survival (OS) under 2 years and progression free survival (PFS) ranging between 6–16 months. Older patients have multiple comorbidities associated with low tolerability to high-dose (HD) chemotherapy. As maintenance treatment prolongs PFS and\or OS in several hematological malignancies we sought to investigate whether Ibrutinib maintenance may benefit elderly PCNSL patients. Ibrutinib was selected for maintenance since it has an impressive tolerability and activity in a range of systemic B-cell lymphomas. METHODS Single arm, open label, non-randomized study aiming to accrue 30 newly diagnosed PCNSL patients aged 60–85 years who received HD-methotrexate–based first line chemotherapy and have a documented response which is either partial (PR) or complete response (CR). The primary end-point is one and 2-year PFS and ibrutinib dose is 560mg/day. All patients undergo pre-maintenance neurocognitive evaluation which is repeated every 6 months. RESULTS Of the 16 patients screened for the study 2 were excluded due to relapse while on screening. 14 patients have been enrolled with a median age of 74 (61–80) years. The median interval between PCNSL diagnosis and start of ibrutinib maintenance is 7.6 (5.6–11.5) months. Currently, the median PFS is 22.5 (12–31.5) months. The adverse effects are largely grade 1/2 with rare grade 3/4 events. One patient discontinued treatment due to skin rash at 4.5 months. Two patients relapsed while on maintenance after 4 and 15 months of treatment. 3 patients with PR at enrolment improved to CR/CRu during maintenance. No invasive fungal infections have been observed. CONCLUSIONS Ibrutinib maintenance is feasible and well tolerated in newly diagnosed elderly PCNSL patients after first-line HD-MTX based treatment. The toxicity is mild to moderate. Enrollment is ongoing and updated outcomes will be presented at the meeting.


2017 ◽  
Vol 35 (15_suppl) ◽  
pp. TPS4141-TPS4141 ◽  
Author(s):  
Manish A. Shah ◽  
Jean-Philippe Metges ◽  
Patrick Youngwhan Chun ◽  
Victoria Smith ◽  
Julia D. Maltzman ◽  
...  

TPS4141 Background: GS-5745 is a monoclonal antibody that inhibits matrix metalloproteinase 9 (MMP9), an extracellular enzyme involved in matrix remodeling, tumor growth, and metastasis. Inhibiting MMP9 is expected to block paracrine signaling and metastasis and to alter the immune microenvironment within the tumor. Results from the ATTRACTION-2 Phase III trial showed the PD-1 inhibitor nivolumab significantly improved overall survival (OS), progression-free survival (PFS), and overall response rate (ORR) in patients with heavily pre-treated advanced gastric or gastroesophageal junction cancer. Preclinical studies indicate that selective inhibition of MMP9 can inhibit immune-suppressive myeloid cell polarization, regulatory T cell generation, desmoplasia, and the destruction of ligands for CXCR3 (a critical chemokine receptor that enables effector T cell trafficking). In combination with a checkpoint inhibitor, CD8+, CD4+ and CD44+ cytotoxic T cells are significantly increased in a checkpoint-refractory model, suggesting that MMP9 inhibition could relieve immune suppression. Methods: This phase 2, open-label, randomized study investigates the efficacy and safety of GS-5745 combined with nivolumab versus nivolumab alone in patients with unresectable or recurrent gastric or gastroesophageal adenocarcinoma. 120 patients will be randomized to either GS-5745 800mg IV + nivolumab 3mg/kg IV, or nivolumab alone. Treatment will be administered every 2 weeks and stratified by PD-L1 status. CT will be performed every 8 weeks to evaluate response. The primary endpoint of the study is ORR; secondary endpoints include PFS, OS, and occurrence of adverse events. Key inclusion criteria: metastatic or inoperable adenocarcinoma of the stomach or GEJ which has progressed after ≥1 prior systemic therapy, ECOG performance status ≤1, RECISTv1.1 measureable disease, archival tissue adequate for PD-L1 evaluation. Exploratory biomarkers correlated with study drug response will also be evaluated. Enrollment opened September 2016. Clinical trial information: NCT02864381.


2020 ◽  
Vol 38 (15_suppl) ◽  
pp. TPS596-TPS596 ◽  
Author(s):  
Hope S. Rugo ◽  
Antonio Llombart-Cussac ◽  
Fabrice Andre ◽  
Mark E. Robson ◽  
Shigehira Saji ◽  
...  

TPS596 Background: Combination therapy with immunotherapy + chemotherapy is a promising approach for first-line (1L) treatment of locally recurrent, inoperable TNBC or metastatic TNBC (mTNBC). However, an unmet need exists for effective and tolerable maintenance regimens in mTNBC to sustain clinical benefit after induction therapy and avoid potential toxicity or resistance in response to prolonged chemotherapy. The PARP inhibitor olaparib has demonstrated efficacy in the maintenance setting for multiple platinum-sensitive tumors, and the prevalence of BRCA mutations in TNBC may make these tumors particularly sensitive to DNA-damaging agents. Moreover, previous data suggest that combination therapy with olaparib and the PD-1 inhibitor pembro may have clinical benefits. KEYLYNK-009 (NCT04191135) is a phase II/III, open-label, randomized study of pembro + olaparib or pembro + chemotherapy after induction with 1L pembro + chemotherapy in patients with locally recurrent, inoperable TNBC or mTNBC. Methods: This 2-in-1 study design will enroll ~317 patients in phase II; if a planned efficacy boundary is met, ~615 additional patients will be enrolled in phase III. Patients eligible for induction therapy must have measurable, locally recurrent, inoperable TNBC that cannot be treated with curative intent or mTNBC previously untreated with chemotherapy in the metastatic setting. All patients will receive up to 6 cycles of induction therapy with pembro 200 mg every 3 wk (Q3W) + chemotherapy (carboplatin AUC 2 + gemcitabine 1000 mg/m2). Patients eligible for postinduction treatment must achieve complete or partial response or maintain stable disease during induction after 4-6 treatment cycles, with ECOG PS 0/1 and no grade >1 toxicities related to induction therapy (excluding alopecia, Hb ≥9.0 g/dL, grade 2 hyper-/hypothyroidism, or grade 2 hyperglycemia). These patients will be randomized 1:1 to receive pembro 200 mg Q3W + olaparib 300 mg twice daily or continue pembro + chemotherapy (same as induction regimen). Olaparib and chemotherapy may continue until progression or unacceptable toxicity; pembro may continue for ≤35 cycles (including induction), unacceptable toxicity, or progression. Phase III dual primary endpoints are PFS per RECIST v1.1 by BICR and OS. Secondary endpoints include OS and PFS in patients with BRCAm, health-related quality of life, and safety. Enrollment is ongoing. Clinical trial information: NCT04191135 .


2020 ◽  
Vol 16 (30) ◽  
pp. 2385-2399 ◽  
Author(s):  
Tanios S Bekaii-Saab ◽  
Juan W Valle ◽  
Eric Van Cutsem ◽  
Lorenza Rimassa ◽  
Junji Furuse ◽  
...  

FGFR2 rearrangements resulting in dysregulated signaling are drivers of cholangiocarcinoma (CCA) tumorigenesis, and occur almost exclusively in intrahepatic CCA. Pemigatinib, a selective, potent, oral inhibitor of FGFR1–3, has demonstrated efficacy and safety in a Phase II study of patients with previously treated locally advanced/metastatic CCA harboring FGFR2 fusions/rearrangements. We describe the study design of FIGHT-302, an open-label, randomized, active-controlled, multicenter, global, Phase III study comparing the efficacy and safety of first-line pemigatinib versus gemcitabine plus cisplatin in patients with advanced CCA with FGFR2 rearrangements (NCT03656536). The primary end point is progression-free survival; secondary end points are objective response rate, overall survival, duration of response, disease control rate, safety and quality of life. Clinical Trial Registration: NCT03656536 ( ClinicalTrials.gov )


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