Selinexor (KPT-330), an Oral Selective Inhibitor of Nuclear Export (SINE) Compound, in Combination with FOLFOX in Patients with Metastatic Colorectal Cancer (mCRC) - Final Results of the Phase I Trial SENTINEL

2020 ◽  
Vol 20 (10) ◽  
pp. 811-817
Author(s):  
Sven Nilsson ◽  
Alexander Stein ◽  
Christian Rolfo ◽  
Anne L. Kranich ◽  
Julia Mann ◽  
...  

Background: Selinexor is an oral Selective Inhibitor of Nuclear Export compound that specifically blocks Chromosomal Region Maintenance protein 1. Objective: To evaluate the safety and tolerability of escalating doses of selinexor plus 5-fluorouracil, leucovorin and oxaliplatin (mFOLFOX6) in metastatic colorectal cancer (mCRC) patients. Methods: In this multicenter phase I trial, mCRC patients, eligible for oxaliplatin-based treatment, were enrolled to receive oral selinexor on days 1, 3, and 8 plus mFOLFOX6 every two weeks. Primary endpoint was the maximum tolerated dose. Secondary endpoints were toxicity, overall response rate, progression free survival, and overall survival. Results: Overall, 10 patients were enrolled, who had prior treatment with oxaliplatin (6/10), irinotecan (8/10), bevacizumab (6/10) or anti-EGFR therapy (5/10). Four consecutive patients received 40 mg selinexor plus mFOLFOX6. All four experienced dose-limiting toxicities and withdrew from the study after a median of two cycles. Thus, this dose level was regarded as toxic and no further patients were evaluated at this dose. Six patients were enrolled with 20 mg selinexor plus mFOLFOX6. Despite better tolerability, four patients withdrew (patient wish) after the first cycle and only two patients continued until disease progression. Most commonly reported treatment emergent adverse events were nausea (80%), diarrhea (70%), vomiting (60%), fatigue (60%), anorexia (40%), and impaired vision (40%). Due to the short treatment exposure, no relevant clinical activity was observed. Conclusion: In patients with metastatic colorectal cancer, selinexor on this dose schedule plus mFOLFOX6 was not tolerable. Other dosing schedules or combinations may be evaluated. Clinical trial identifier NCT02384850.

2013 ◽  
Vol 31 (15_suppl) ◽  
pp. 3633-3633
Author(s):  
Jean Alfred Maroun ◽  
Derek J. Jonker ◽  
M. Christine Cripps ◽  
Timothy R. Asmis ◽  
Rakesh Goel ◽  
...  

3633 Background: Phase I dose escalation to a maximum planned dose (MPD) o determine dose-limiting toxicities (DLTs), maximum tolerated dose (MTD), recommended-phase-II-dose (RP2D) and preliminary efficacy of sorafenib and FOLFIRI (irinotecan reduced-dose) in metastatic colorectal cancer (mCRC) patients. Methods: Starting doses: irinotecan 80 mg/m2 iv d1, sorafenib 400 mg po twice daily (bid, continuous), starting day 2. Escalations based on toxicity observed at the previous dose level (DL) up to: irinotecan 100 mg/m2 and sorafenib 800 mg bid. DLT was evaluated within the 1st study cycle (1 cycle = 2 FOLFIRI treatments). Results: 5 cohorts were concluded. All 16 ECOG PS 0-1 patients (9/7 men/women; 2/14 rectal/colon) with median age of 64, discontinued study: 10 (62%) disease progression, 4 (25%) toxicity, 1 curative surgery, 1 comorbidities. The dose levels of irinotecan (mg/m2, day1) and sorafenib (mg/day, bid, day 2-28) studied were DL1-80/400, DL2-80/600, DL3-90/600, DL4-100/600 and DL5-100/800, repeated every 4 weeks, 3 patients/DL. No DLT was observed. The MTD was not reached at the MPD (DL5). The most common ≥Gr2 treatment related adverse events (AEs) were: neutropenia 81%, HFS 69%, leucopenia 50%, fatigue 38%, anemia 31%, constipation 31%, nausea/vomiting 31%, mucositis 31%, diarrhea 25%, hypophosphatemia 25%. The most severe treatment related AEs were: Gr4: neutropenia 2 (12.5%); pulmonary embolism 1 (6%); Gr3: HFS 9 (56%), neutropenia 3 (19%), leucopenia 3 (19%), hypophosphatemia 3 (19%). Objective response rate was 56% (9 of 16 patients, 95%CI; 33-77%). Response duration was 13 months (95%CI; 5-17). Median progression-free survival and overall survival were 11 months (95%CI; 6-17) and 25 months (95%CI; 15-34), respectively. Conclusions: Combination therapy with S and modified FOLFIRI in these patients is well tolerated and demonstrates clinical efficacy at the MPD. The MTD was not reached at the MPD. Future research of this combination is warranted. Supported by Bayer Healthcare Pharmaceuticals. Clinical trial information: NCT00780169.


2018 ◽  
Vol 24 (24) ◽  
pp. 6160-6167 ◽  
Author(s):  
Valerie Lee ◽  
Judy Wang ◽  
Marianna Zahurak ◽  
Elske Gootjes ◽  
Henk M. Verheul ◽  
...  

Blood ◽  
2007 ◽  
Vol 110 (11) ◽  
pp. 908-908 ◽  
Author(s):  
Karen W.L. Yee ◽  
Mark D. Minden ◽  
Joseph Brandwein ◽  
Aaron Schimmer ◽  
Andre Schuh ◽  
...  

Abstract Background: Epigenetic silencing of genes has been documented in AML. This phase I trial evaluates the safety, tolerability, and maximum tolerated dose (MTD) of two schedules of administration of the hypomethylating agent decitabine in combination with the pan-selective histone deacetylase inhibitor vorinostat. Methods: Patients receive escalating doses of oral vorinostat administered either sequentially [100 mg bid (n=4), 200 mg bid (n=4), or 200 mg tid (n=8) Days 6–21] or concurrently [100 mg (n=3) or 200 mg (n=6) bid Days 1–21 or 200 mg tid (n=2) Days 1–14] with decitabine (20 mg/m2/d IV Days 1–5) every 28 days. Results: Twenty-seven patients with AML have been treated. Median age was 67 years (range, 32–82 years). Median ECOG status 1 (range, 0 to 2). Eighteen patients (67%) had received prior therapy (median, 1 regimen; range, 0 to 4 regimens); 3 had received a prior allogeneic stem cell transplant. A total of 85 cycles have been administered, with a median of 2 cycles (range, 1 to 13 cycles); 10 patients (37%) have received 3 or more cycles of therapy. One of 7 patients treated at dose level 3 of the sequential schedule developed dose-limiting toxicities (DLT), consisting of grade 3 fatigue, weakness, and mucositis. Therefore, the MTD was not reached in the 3 planned dose levels of the sequential schedule. One DLT (grade 3 fatigue) occurred in 6 patients treated at dose level 2 of the concurrent schedule. Most common drug-related non-hematological toxicities of any grade (all CTCAE grades 1 or 2) were nausea (71%), fatigue (54%), diarrhea (54%), vomiting (42%), anorexia (25%), constipation (13%), abdominal pain (13%), dehydration (13%), and headache (13%). No other non-hematological grade 3 or 4 toxicities were observed. Of the 25 evaluable patients, one patient achieved an incomplete CR (without neutrophil recovery), one a morphologic leukemia-free state (without blood count recovery), and three partial remissions (1 achieved red cell transfusion independency and a second normalization of platelet counts). Seven of these patients remain on study for 2.7 to 13.5+ months. Correlative studies examining histone acetylation and gene promoter methylation in leukemic cells at baseline and after treatment, as well as plasma pharmacokinetic levels for both decitabine and vorinostat are being evaluated. Conclusions: The combination of decitabine and vorinostat is safe, well-tolerated, and has clinical activity in patients with AML. Enrollment is ongoing.


2005 ◽  
Vol 23 (16_suppl) ◽  
pp. 3687-3687
Author(s):  
M. J. Goldstein ◽  
J. C. Leighton ◽  
A. Chapman ◽  
M. Carberry ◽  
E. P. Mitchell

2006 ◽  
Vol 24 (18_suppl) ◽  
pp. 2039-2039
Author(s):  
C. Aghajanian ◽  
O. O’Connor ◽  
M. Cohen ◽  
R. Peck ◽  
H. Burris

2039 Background: Ixabepilone is the first analog in a new class of antineoplastic agents, the epothilones, which stabilizes microtubules and induces apoptosis. Ixabepilone has shown clinical activity in a broad range of tumors. Methods: This Phase I trial was designed to establish the maximum tolerated dose (MTD), dose-limiting toxicity (DLT), efficacy, safety, pharmacokinetics and pharmacodynamics of ixabepilone when administered as a 1-hour infusion every 3 weeks to patients with advanced solid tumors or lymphoma. Eligible patients were aged ≥18 years with histologically/cytologically confirmed non-hematologic cancer, or a pathologic diagnosis of relapsed/primary refractory non-Hodgkin’s lymphoma (NHL) or relapsed/primary refractory mantle cell lymphoma, with ≤CTC Grade 1 neuropathy. Ixabepilone doses ranged from 7.5–65 mg/m2. Response was assessed every 6 weeks using RECIST. DLT was defined as Grade 4 neutropenia and/or febrile neutropenia, thrombocytopenia, ≥Grade 3 nausea/vomiting and non-hematologic toxicity, or treatment delay of >2 weeks due to delayed recovery. Results: Of 61 patients (median age 58, range 18–81), 75% had solid tumors; 25% had lymphoma. 98% and 67% of patients had received one or ≥ two prior chemotherapy regimens, respectively. The MTD of ixabepilone as a 1-hour infusion every 3 weeks was established as 50 mg/m2. The most common DLTs were neutropenia, myalgia, arthralgia and stomatitis/pharyngitis. A total of eight patients (13%) achieved a durable objective response. Complete responses were achieved in two patients with primary peritoneal cancer and NHL. A partial response was seen in six patients. The most common Grade 3/4 treatment-related adverse events (only observed at doses ≥40 mg/m2) were sensory neuropathy (13%), fatigue (13%), myalgia (10%), arthralgia (7%), nausea (5%), febrile neutropenia (5%) and neutropenia (5%). Recovery to baseline or ≤Grade 1 neuropathy occurred in some patients. Conclusions: The recommended dose of ixabepilone for the initiation of Phase II studies based on this study is 50 mg/m2 over 1 hour every 3 weeks. Ixabepilone demonstrates promising safety in patients with solid tumors or lymphoma who have failed standard therapy. Encouraging activity was reported in several tumor types. [Table: see text]


2006 ◽  
Vol 24 (18_suppl) ◽  
pp. 3602-3602 ◽  
Author(s):  
S. Hazama ◽  
A. Nagashima ◽  
H. Kondo ◽  
R. Shimizu ◽  
A. Araki ◽  
...  

3602 Background: 5-Fluorouracil plus CPT-11 is one of the standard 1st-line therapies in patients (pts) with metastatic colorectal cancer (MCRC). Although it has been reported that individuals carrying the (TA) 7 allele in the TATAA promoter of UGT1A1 increased risk of severe toxic event occurrence after CPT-11 administration, there is no report about phase I study based on the polymorphism of UGT1A1. Here we report the results from a genetic UGT1A1 polymorphism oriented phase I study of CPT-11 and 5’-DFUR to determine the maximum tolerated dose (MTD) and the recommend doses (RD) for each UGT1A1 genotypes. Methods: Eligibility criteria were as follows; histologically proven CRC with unresectable metastatic lesions, PS 0–2, age<76, adequate organ functions, and written informed consent. CPT-11 was infused (level 1, 2, 3 and 4: 70, 100, 120, 150 mg/m2, respectively) biweekly and 5’-DFUR was administered orally (800 mg/body, <1.39 m2; 600 mg/body) on 5 consecutive days with 2 days’ rest for more than 12 weeks. DLT were determined as grade 3 hematological and non-hematological toxicities. Genotypes were determined by analyzing the sequence of TATA box of UGT1A1 of genomic DNA from pts. Results: Eighteen pts with wild 6/6 allele and 9 pts with mutated 6/7 allele were registered. In pts with 6/6 allele, MTD was not observed up to level 4 (150 mg/m2). In pts with mutated 6/7 allele, on the other hand, MTD was observed at level 2 (100 mg/m2). We recommend doses of 70 mg/m2 of CPT-11 for pts with mutated 6/7 allele and 150 mg/m2 of CPT-11 for pts with wild 6/6 allele, respectively. Conclusions: The recommended phases II/III starting doses of biweekly CPT-11 administration are 150 mg/m2 for pts with wild 6/6 allele and 70 mg/m2 of CPT-11 for pts with mutated 6/7 allele, and 5’ -DFUR 800 mg/body on every 5 days per week. This combination therapy may be administered safely for all pts according to the TATAA promoter polymorphism of UGT1A1. The gene polymorphism should be taken into consideration to provide more precise information to guess the individual toxicities. No significant financial relationships to disclose.


2009 ◽  
Vol 27 (15_suppl) ◽  
pp. e15138-e15138
Author(s):  
S. Tomao ◽  
G. Spinelli ◽  
L. Rossi ◽  
G. Pasciuti ◽  
G. Arcangeli ◽  
...  

e15138 Background: Bevacizumab (BEV) has shown clinical activity in metastatic colorectal cancer patients (mCRC)and randomised phase III trials have demonstrated that this agent significantly improves overall and/or progression-free survival when added to first-line irinotecan based chemotherapy (CT) regimens. We evaluated the efficacy and safety of BEV plus FOLFIRI (irinotecan, 5- fluorouracil, and leucovorin) as first line treatment in 27 consecutive metastatic colorectal cancer cases, with the primary end point to calculate the median time to clinical response with this chemotherapeutic schedule. Methods: Between October 2007 and January 2008 we collected the data on 27 patients with mCRC treated with first line chemotherapy with BEV plus FOLFIRI. Elegibility criteria had to be: mCRC; no prior CT for metastatic disease; ECOG PS 0/1, adequate organ function; no CNS metastases. The treatment consisted of a minimum of six cycles of irinotecan plus infusional 5-FU/LV according to the classical FOLFIRI schedule; BEV (5mg/kg) was given on day 1 with CT and then every 2 weeks until disease progression. Safety and response were assessed at the time of first CT and every 4 weeks thereafter. Results: 27 pts were evaluable (male 18; median age 61 years (range 45–77), ECOG PS 0: 52%, PS 1: 48%. The sites of metastases were: liver (15 pts), lung (5 pts), liver and lung (5 pts), peritoneal wall (2 pts).Median follow-up was 18 weeks. Two patients had complete response(CR) and 13 pts partial response (PR), with an overall response rate of 57.7%. Five patients had stable disease and 6 patients showed progressive disease. A clinical benefit was demonstrated in 77 % of pts. We observed a median time to clinical response of 11 weeks, evaluated with tumor markers and with CT/NMR/US examinations. A grade 3 or 4 neutropenia was detected in 39% of pts and grade 2 or 3 hypertension in 9%. We did’nt observe cases of thrombosis, bleeding and gastrointestinal perforation, sometimes related to the use of BEV. Conclusions: In this little experience the efficacy and safety of BEV associated with FOLFIRI schedule, a first line therapy in mCRC,is consistent with results from other previous studies, showing moreover a short time to clinical response with this association. No significant financial relationships to disclose.


2016 ◽  
Vol 34 (4_suppl) ◽  
pp. 500-500
Author(s):  
Richard D. Kim ◽  
Nilofer Saba Azad ◽  
Michael Morse ◽  
Benjamin R. Tan ◽  
Elizabeth Poplin ◽  
...  

500 Background: NEO-102 is a novel chimeric mAb targeting a variant of MUC5AC with specificity to colorectal cancer. Its mechanism of action is through antibody dependent cellular cytotoxicity (ADCC). An earlier, phase I study, established the maximum tolerated dose at 3.0 mg/kg IV every 2 weeks with encouraging early signs of clinical activity. We report initial results of the subsequent phase II study. Methods: This is a single arm, open label multi-center clinical trial of NEO-102 in adults with mCRC pts who failed at least two lines of standard chemotherapy (C). An immunohistochemistry (IHC) based companion diagnostic assay was used to select eligible pts whose tumors express the target in > 20% of tumor cells. NEO-102 at 3.0 mg/kg IV was administered q 2 weeks until disease progression. The primary endpoint was OS. A minimum of 43 pts were needed assuming that treatment with NEO-102 will improve OS by 40% (7.0 months) using a one-sided significance level of 10% and 80% power for this study compared to historical control of 5 months. Additional objectives were to evaluate response rate as measured by RECIST criteria and analyze patient PBMCs for ADCC and immune cytokine profiling. Results: A total of 47 pts enrolled were evaluable. 26 pts were male and 35 pts were white. Twenty-four out of 47 pts (51%) remain alive as of September 2015 with an ongoing median OS of 7.0 months (Range 2-22 months). Of these heavily pre-treated pts, 42 were evaluable for response, 13 (31%) demonstrated stable disease by RECIST. Seven pts had more than 4 doses of treatment, maximum 13 doses. Grade 3 adverse events were anemia 1/47 (2%), hyperbilirubinemia 1/47 (2%), diarrhea 1/47 (2%), fatigue 1/47 (2%), headache 1/47 (2%), nausea 1/47 (2%) and vomiting 1/47 (2%). No grade 4 toxicities were reported. Conclusions: In the monotherapy phase 2 study of NEO 102 in patients with refractory mCRC preliminary results demonstrate excellent tolerability and encouraging OS. Updated OS and Progression Free Survival data will be presented at the ASCO 2016 GI Cancers symposium. Additional combination trials with NEO-102 and C are underway. Clinical trial information: NCT01040000.


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