Regorafenib as maintenance therapy after first-line doxorubicin-based chemotherapy in advanced non-adipocytic soft tissue sarcomas patients: a double-blind randomised trial.
N Penel, A Italiano, J Wallet, L Chaigneau, B Verret, N Firmin, S Watson, T Valentin, E Bompas, F Bertucci, M Brahmi, C Henon, A Brunot, M Spalato-Ceruso, M Vanseymortier, E Heyman-Decoupigny, T Ryckewaert, M C Le Deley, C Perrin, J Y Blay
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引用次数: 0
Abstract
Background: There is no approved maintenance therapy in advanced non-adipocytic soft tissue sarcomas (STS). We explore here the role of regorafenib as a potential maintenance therapy after first-line treatment.
Patients and methods: EREMISS (NCT03793361) was a double-blind, placebo-controlled, comparative, 1 : 1 randomised phase II trial assessing the activity and safety of regorafenib (120 mg/day, 3 weeks on/1 week off) in patients with non-adipocytic STS, who had stable disease or partial response after six cycles of doxorubicin-based chemotherapy as first-line treatment of advanced disease. The primary endpoint was progression-free survival (PFS) according to RECIST 1.1 evaluated by blinded central review. Based on the following assumptions: PFS (placebo) = 4 months, expected PFS (regorafenib) = 7 months, hazard ratio (HR) = 0.57, one-sided α = 0.05 and β = 0.10, 110 events and 126 patients were required. This study was supported by French National Cancer Institute, a patient advocacy group and Bayer HealthCare.
Results: The study population consisted of 126 patients enrolled in 17 centres from May 2019 to November 2022. Female patients accounted for 55% of total enrolment. The median age was 58 years (range 18-85 years). The most common histological subtype was leiomyosarcoma (59%). The primary objective was assessable in 122 patients (109 events). Median PFS by blinded central review was 3.5 (placebo) versus 5.6 months (regorafenib) (HR = 0.53, 95% CI 0.36-0.78; P = 0.001). Median overall survival was 20.5 versus 27.6 months (HR = 0.78, 95% CI 0.50-1.22, P = 0.28). The proportion of patients with grade ≥3 adverse events was 4.8% (placebo) versus 56.3% (regorafenib). The most common grade ≥3 clinical adverse events in the regorafenib arm were asthenia (9%), arterial hypertension (8%), and rash (8%).
Conclusion: This trial met its primary objective, regorafenib significantly delayed disease progression after first-line treatment in advanced non-adipocytic STS. This was associated with a non-significant trend of overall survival improvement.
期刊介绍:
Annals of Oncology, the official journal of the European Society for Medical Oncology and the Japanese Society of Medical Oncology, offers rapid and efficient peer-reviewed publications on innovative cancer treatments and translational research in oncology and precision medicine.
The journal primarily focuses on areas such as systemic anticancer therapy, with a specific emphasis on molecular targeted agents and new immune therapies. We also welcome randomized trials, including negative results, as well as top-level guidelines. Additionally, we encourage submissions in emerging fields that are crucial to personalized medicine, such as molecular pathology, bioinformatics, modern statistics, and biotechnologies. Manuscripts related to radiotherapy, surgery, and pediatrics will be considered if they demonstrate a clear interaction with any of the aforementioned fields or if they present groundbreaking findings.
Our international editorial board comprises renowned experts who are leaders in their respective fields. Through Annals of Oncology, we strive to provide the most effective communication on the dynamic and ever-evolving global oncology landscape.