Olaratumab plus anthracyline in advanced/metastatic soft tissue sarcoma: Data of real-world utilization in Austria.

2019 ◽  
Vol 37 (15_suppl) ◽  
pp. e22550-e22550
Author(s):  
Florian Kocher ◽  
Andreas Seeber ◽  
Lukas Weiss ◽  
Franz Romeder ◽  
Joanna Szkandera ◽  
...  

e22550 Background: Olaratumab is a humanized monoclonal anti platelet-derived growth factor receptor α antibody that has been approved in combination with doxorubicin for the treatment of patients with metastatic soft tissue sarcoma (STS). The purpose of this retrospective study was to assess the clinical efficacy in STS patients treated with olaratumab in a real-world setting in Austria. Methods: Retrospectively collected, longitudinal data from patients treated between November 2016 and September 2018 at 9 Austrian centers were obtained from respective medical charts. Eligible patients were all patients who received at least one dose of olaratumab. Parameters of most interest collected were response rates, progression-free survival (PFS) and overall survival (OS). Results: Altogether 55 patients were included into analysis. Median age was 58 years. In total, 65.5% (n = 36), 21.8% (n = 12) and 12.7% (n = 7) received olaratumab as first-, second- or ≥ third-line treatment, respectively. Olaratumab was administered either in combination with doxorubicin (81.8%, n = 45) or liposomal doxorubicin (16.4%, n = 9); 1 patient received olaratumab as upfront monotherapy. Median PFS and OS were 2.6 and 11.4 months. The objective response rate was 11.4 % and the disease control rate was 40.9 %. Conclusions: In this real-world analysis outcome was less pronounced compared to the results of the Phase Ib/II approval trial ( Tap WD et al. Lancet 2016). Thus, the results of the ongoing phase III trial (NCT02451943) are urgently needed to confirm the efficacy of the combination of olaratumab and doxorubicin in STS patients.

2020 ◽  
Author(s):  
Zhichao Tian ◽  
Fan Zhang ◽  
Po Li ◽  
Jiaqiang Wang ◽  
Jinpo Yang ◽  
...  

Abstract Background: The evidence that albumin-bound paclitaxel (nab-paclitaxel) is safe and efficacious for the treatment of many types of malignant tumors is continuously increasing. However, the clinical data and evidence of nab-paclitaxel and gemcitabine in metastatic soft tissue sarcoma (STS) treatment are rare.Methods: The data of 17 patients with metastatic STS who received nab-paclitaxel/ gemcitabine chemotherapy between January 2019 and February 2020 were retrospectively reviewed. All patients were treated with nab-paclitaxel/ gemcitabine only after doxorubicin-based chemotherapy had failed. We evaluated the median progression-free survival (m-PFS), disease control rate (DCR), objective response rate (ORR) and adverse events (AEs) in these patients.Results: The m-PFS was 6 months (95% CI, 2–9 months), ORR was 41.2% and DCR was 70.6%. The average change in target lesion diameter from baseline was -19.06±45.74%. While the majority of the treatment patients experienced grade 1 or 2 AEs, grade 3 or 4 AEs were not common, but included neutropenia (17.6%), fatigue (11.8%), anemia (11.8%), leukopenia (11.8%), nausea (5.9%), peripheral neuropathy (5.9%), diarrhea (5.9%), and thrombocytopenia (5.9%). No treatment-related deaths occurred. Conclusion: Nab-paclitaxel/ gemcitabine combination chemotherapy is comparatively effective in the treatment of STS, demonstrates low toxicity, and is worthy of further study.


2021 ◽  
Vol 39 (15_suppl) ◽  
pp. 11551-11551
Author(s):  
Hyo Song Kim ◽  
Hee Jin Cho ◽  
Kum-Hee Yun ◽  
Young Han Lee ◽  
Sung Hyun Kim ◽  
...  

11551 Background: Based on the central role played by the vascular endothelial growth factor receptor (VEGFR) in immunosuppression, we assessed the activity and safety of VEGFR inhibitor pazopanib plus anti-PD-L1 blockade durvalumab in soft tissue sarcoma (STS). Methods: We did a single-arm, single-center, phase 2 study that enrolled patients with metastatic or locally advanced STS aged 19 years or older, ECOG PS 0-1, with at least one measurable lesion, and received at least one previous line of systemic therapy. Patient were given pazopanib 800 mg orally daily and durvalumab 1500 mg intravenously for 60 min every 3 weeks. The primary endpoint was investigator-assessed objective response. Results: Between September 2019 and October 2020, 47 participants were enrolled, of whom 46 (97.9%) were evaluable for the efficacy analyses. With a median follow up of 12.3 months, complete and partial response (PR) was achieved in 1 (2.2%) and 12 (26.1%) patients, resulting in 28.3 % of objective response rate. Median time to achieve PR was 1.4 months and median duration of response was 11.0 months. The most common treatment-related adverse events of any grade include fatigue (20 [42.6%]), anorexia (17 [36.2%]), diarrhea (17 [36.2%]), and AST elevation (16, [34.0%]). Thirty-one patients (67.3%) had progressive disease, and the median progression free survival was 8.6 months (95% CI 3.6-13.6). Conclusions: Durvalumab and pazopanib showed encouraging activity in patients with advanced STS. Molecular predictors with whole exome and RNA sequencing will be presented. Clinical trial information: NCT03798106.


2007 ◽  
Vol 25 (21) ◽  
pp. 3144-3150 ◽  
Author(s):  
Paul Lorigan ◽  
Jaap Verweij ◽  
Zsuzsa Papai ◽  
Sjoerd Rodenhuis ◽  
Axel Le Cesne ◽  
...  

Purpose Single-agent doxorubicin remains the standard treatment for advanced soft tissue sarcomas. Combining doxorubicin with standard-dose ifosfamide has not been shown to improve survival and is associated with a significantly increased toxicity; it is not known whether higher dose single-agent ifosfamide is superior to doxorubicin. Patients and Methods This randomized prospective multicenter phase III trial was designed to compare progression-free survival of patients with advanced soft tissue sarcoma receiving either regimen of standard doxorubicin 75 mg/m2 every 21 days, ifosfamide 9 g/m2 over 3 days continuous infusion, or ifosfamide 3 g/m2 per day in 3 hours over 3 days. The primary end point was progression-free survival. Secondary end points included overall survival, response rate, and toxicity. Results The study included 326 patients. Grade 4 leukopenia, neutropenia, febrile neutropenia, and encephalopathy were more frequent in the ifosfamide arms. Progression-free survival, overall survival, and response rates were not significantly different between the three arms. An independent data monitoring committee reviewed the interim data and recommended early closure of the trial for futility (ie, no significant difference would be shown). Conclusion Single-agent doxorubicin remains the treatment of choice for patients with advanced soft tissue sarcoma.


2016 ◽  
Vol 34 (32) ◽  
pp. 3898-3905 ◽  
Author(s):  
Christopher W. Ryan ◽  
Ofer Merimsky ◽  
Mark Agulnik ◽  
Jean-Yves Blay ◽  
Scott M. Schuetze ◽  
...  

Purpose Palifosfamide is the active metabolite of ifosfamide and does not require prodrug activation, thereby avoiding the generation of toxic metabolites. The PICASSO III trial compared doxorubicin plus palifosfamide with doxorubicin plus placebo in patients who had received no prior systemic therapy for metastatic soft tissue sarcoma. Patients and Methods Patients were randomly assigned 1:1 to receive doxorubicin 75 mg/m2 intravenously day 1 plus palifosfamide 150 mg/m2/d intravenously days 1 to 3 or doxorubicin plus placebo once every 21 days for up to six cycles. The primary end point was progression-free survival (PFS) by independent radiologic review. Results In all, 447 patients were randomly assigned to receive doxorubicin plus palifosfamide (n = 226) or doxorubicin plus placebo (n = 221). Median PFS was 6.0 months for doxorubicin plus palifosfamide and 5.2 months for doxorubicin plus placebo (hazard ratio, 0.86; 95% CI, 0.68 to 1.08; P = .19). Median overall survival was 15.9 months for doxorubicin plus palifosfamide and 16.9 months for doxorubicin plus placebo (hazard ratio, 1.05; 95% CI, 0.79 to 1.39; P = .74). There was a higher incidence of grade 3 to 4 adverse events in the doxorubicin plus palifosfamide arm (63.6% v 50.9%) including a higher rate of febrile neutropenia (21.4% v 12.6%). Conclusion No significant difference in PFS was observed in patients receiving doxorubicin plus palifosfamide compared with those receiving doxorubicin plus placebo. The observed median PFS and overall survival in this large, international study can serve as a benchmark for future studies of doxorubicin in metastatic soft tissue sarcoma.


2020 ◽  
Author(s):  
Zhichao Tian ◽  
Fan Zhang ◽  
Po Li ◽  
Jiaqiang Wang ◽  
Jinpo Yang ◽  
...  

Abstract Background: The evidence that albumin-bound paclitaxel (nab-paclitaxel) is safe and efficacious for the treatment of many types of malignant tumors is continuously increasing. However, the clinical data and evidence of nab-paclitaxel and gemcitabine in metastatic soft tissue sarcoma (STS) treatment are rare.Methods: The data of 17 patients with metastatic STS who received nab-paclitaxel/ gemcitabine chemotherapy between January 2019 and February 2020 were retrospectively reviewed. All patients were treated with nab-paclitaxel/ gemcitabine only after doxorubicin-based chemotherapy had failed. We evaluated the median progression-free survival (m-PFS), disease control rate (DCR), objective response rate (ORR) and adverse events (AEs) in these patients. Results: The m-PFS was 6 months (95% CI, 2–9 months), ORR was 41.2% and DCR was 70.6%. The average change in target lesion diameter from baseline was -19.06±45.74%. While the majority of the treatment patients experienced grade 1 or 2 AEs, grade 3 or 4 AEs were not common, but included neutropenia (17.6%), fatigue (11.8%), anemia (11.8%), leukopenia (11.8%), nausea (5.9%), peripheral neuropathy (5.9%), diarrhea (5.9%), and thrombocytopenia (5.9%). No treatment-related deaths occurred. Conclusion: Nab-paclitaxel/ gemcitabine combination chemotherapy is comparatively effective in the treatment of STS, demonstrates low toxicity, and is worthy of further study.


2020 ◽  
Author(s):  
Zhichao Tian ◽  
Fan Zhang ◽  
Po Li ◽  
Jiaqiang Wang ◽  
Jinpo Yang ◽  
...  

Abstract Background: The evidence that albumin-bound paclitaxel (nab-paclitaxel) is safe and efficacious for the treatment of many types of malignant tumors is continuously increasing. However, the clinical data and evidence of nab-paclitaxel and gemcitabine in metastatic soft tissue sarcoma (STS) treatment are rare.Methods: The data of 17 patients with metastatic STS who received nab-paclitaxel/ gemcitabine chemotherapy between January 2019 and February 2020 were retrospectively reviewed. All patients were treated with nab-paclitaxel/ gemcitabine only after doxorubicin-based chemotherapy had failed. We evaluated the median progression-free survival (m-PFS), disease control rate (DCR), objective response rate (ORR) and adverse events (AEs) in these patients. Results: The m-PFS was 6 months (95% CI, 2–9 months), ORR was 41.2% and DCR was 70.6%. The average change in target lesion diameter from baseline was -19.06±45.74%. While the majority of the treatment patients experienced grade 1 or 2 AEs, grade 3 or 4 AEs were not common, but included neutropenia (17.6%), fatigue (11.8%), anemia (11.8%), leukopenia (11.8%), nausea (5.9%), peripheral neuropathy (5.9%), diarrhea (5.9%), and thrombocytopenia (5.9%). No treatment-related deaths occurred. Conclusion: Nab-paclitaxel/ gemcitabine combination chemotherapy is comparatively effective in the treatment of STS, demonstrates low toxicity, and is worthy of further study.


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