A phase II trial of perifosine in patients with advanced renal cell carcinoma (RCC) who have failed tyrosine kinase inhibitors (TKI)

2009 ◽  
Vol 27 (15_suppl) ◽  
pp. 5101-5101 ◽  
Author(s):  
D. C. Cho ◽  
R. A. Figlin ◽  
K. T. Flaherty ◽  
D. Michaelson ◽  
J. A. Sosman ◽  
...  

5101 Background: The recently demonstrated activity of inhibitors of TORC1 in RCC has raised the possibility that even greater effects may be achieved by targeting upstream of this pathway. Perifosine is a synthetic alkylphospholipid which inhibits Akt activity and also has cell-dependent effects upon the MAP-kinase pathway. Prior single-agent trials showed disease stabilization/regression in patients (pts) with advanced RCC; however, few pts were previously treated with a TKI. Therefore, we conducted a multi-center phase II trial to determine the safety and efficacy of perifosine in pts with advanced RCC refractory to VEGFR TKI. Methods: Primary objectives were to measure the % of pts progression-free at 12 weeks (wks) and overall progression-free survival (PFS) of perifosine (100 mg qhs). Secondary objectives included overall response rate (> PR), and safety, Eligibility: ECOG PS 0–1, pts with metastatic RCC who have RECIST defined progression on either sunitinib or sorafenib. Prior Rx with immunotherapy and bevacizumab was permitted. Normal organ and marrow function required. Results: From 4/07–10/08, 24 pts were treated at four sites. Median age 67 (range 47–78) and 16 were male; 90% of pts had predominantly clear cell histology. Prior sunitinib = 12; prior sorafenib = 12 (1.5 avg prior Rx). As of 12/08, all 24 pts were evaluable for PFS, response and toxicity as follows in the table . 6/24 pts remain on treatment (range 7 - 84 wks). Therapy was well tolerated with primarily Grade (G) 1 & 2 adverse events. G 3 & 4 events were: dyspnea (8%), hyponatremia (8%), pulmonary embolism (4%) and arthalgia (4%). Conclusions: Perifosine has promising activity in pts with RCC who have failed prior TKI therapy. The favorable toxicity profile suggests potential for combinational therapies with VEGF-targeted agents. Additional studies are under consideration to evaluate perifosine for clinical benefit in pts with previously treated RCC. [Table: see text] [Table: see text]

2007 ◽  
Vol 25 (18_suppl) ◽  
pp. 15545-15545 ◽  
Author(s):  
T. Feinstein ◽  
L. J. Appleman ◽  
D. M. Friedland ◽  
S. A. Jacobs ◽  
W. A. Ferri ◽  
...  

15545 Background: Single agent docetaxel has demonstrated survival benefit in AIPC. In a phase I study of single agent oxaliplatin at our institution, two patients with AIPC experienced a substantial and durable reduction in PSA. Thus, we hypothesised that a combination of oxaliplatin and docetaxel maybe beneficial in AIPC. Methods: This single arm phase II trial in patients with previously treated (0–2 regimens) and progressive AIPC commenced in June 2005, with the objectives of evaluating PSA response rates, progression free survival, and the toxicity (tolerance/safety) of the regimen. In patients with soft tissue disease, measurable responses were assessed by RECIST criteria. Using Simon stage II design, a total of 37 patients with AIPC will be accrued. No prior treatment with platinum was allowed. Treatment consisted of oxaliplatin (110 mg/m2) and docetaxel (60 mg/m2), administered intravenously every 21 days for a maximum of 6 cycles. Results: 27 men have been enrolled to date: median age 66 yrs (56–84). 21 of 27 men have completed at least two cycles of the above regimen, and are evaluable. Prior therapies included antiandrogens (100%); ketaconazole (14%); docetaxel alone or in combination (27%); anthracyclines (27%); and vaccine (5%). Median PSA at baseline was 88 ng/ml (range 2.2–3559.4). 62% of patients received all six cycles. PSA declines of ≥50% were noted in 11 of 21 patients: 3 of 8 responders being chemo-naïve; and 8 of 13 with prior chemotherapy exposure. In addition, 4 of 11 patients with measurable disease at baseline, had a partial response. Treatment was well tolerated with no treatment-related deaths. The most significant grade 3/4 adverse event (AE) was neutropenia (43%). Grade 2 or less fatigue (66%), neuropathy (53%) diarrhea (47%), nausea (41%), anorexia (29%), thrombocytopenia (12%) and anemia (6%). Conclusions: The combination of oxaliplatin and docetaxel has promising activity in both chemo-naïve and previously treated AIPC. This 2-stage study will accrue a total of 37 patients. Final analysis will include time to progression, duration of response, and median survival. [Table: see text]


2012 ◽  
Vol 30 (28) ◽  
pp. 3545-3551 ◽  
Author(s):  
Yu-Ning Wong ◽  
Samuel Litwin ◽  
David Vaughn ◽  
Seth Cohen ◽  
Elizabeth R. Plimack ◽  
...  

Purpose The benefit of salvage chemotherapy is modest in metastatic urothelial cancer. We conducted a randomized, noncomparative phase II study to measure the efficacy of cetuximab with or without paclitaxel in patients with previously treated urothelial cancer. Patients and Methods Patients with metastatic urothelial cancer who received one line of chemotherapy in the perioperative or metastatic setting were randomly assigned to 4-week cycles of cetuximab 250 mg/m2 with or without paclitaxel 80 mg/m2 per week. We used early progression as an indicator of futility. Either arm would close if seven of the initial 15 patients in that arm progressed at the first disease evaluation at 8 weeks. Results We enrolled 39 evaluable patients. The single-agent cetuximab arm closed after nine of the first 11 patients progressed by 8 weeks. The combination arm completed the full accrual of 28 patients, of whom 22 patients (78.5%) had visceral disease. Twelve of 28 patients had progression-free survival greater than 16 weeks. The overall response rate was 25% (95% CI, 11% to 45%; three complete responses and four partial responses). The median progression-free survival was 16.4 weeks (95% CI, 12 to 25.1 weeks), and the median overall survival was 42 weeks (95% CI, 30.4 to 78 weeks). Treatment-related grade 3 and 4 adverse events that occurred in at least two patients were rash (six cases), fatigue (five cases), and low magnesium (three cases). Conclusion Although it had limited activity as a single agent, cetuximab appears to augment the antitumor activity of paclitaxel in previously treated urothelial cancers. The cetuximab and paclitaxel combination merits additional study to establish its role in the treatment of urothelial cancers.


2021 ◽  
Vol 39 (6_suppl) ◽  
pp. TPS367-TPS367
Author(s):  
Craig Gedye ◽  
Abhishek Jagdish Joshi ◽  
Alison Yan Zhang ◽  
Andrew James Martin ◽  
Anthony M. Joshua ◽  
...  

TPS367 Background: Inhibitors of the programmed death-1 pathway (PD-1) are effective in clear cell renal cell cancer (ccRCC). Preclinical data and case reports suggest that denosumab, an inhibitor of Receptor Activator of Nuclear Factor κ-B Ligand (RANKL) signaling, could potentiate the anti-tumour effects of anti-PD1 inhibitors without overlapping toxicities. We aim to determine the activity and safety of combining denosumab and pembrolizumab in advanced ccRCC. Methods: This single arm, multi-center, phase II trial will recruit 70 participants with metastatic or unresectable ccRCC, progressing during or after treatment with vascular endothelial growth factor receptor (VEGFR) tyrosine kinase inhibitors, and with no prior treatment with immunotherapy or denosumab. Participants will receive pembrolizumab 200mg IV every 3 weeks plus denosumab 120mg SC on days 1, 8 and 22 and then every 3 weeks until disease progression, prohibitive toxicity or maximum treatment of 24 months. Response will be assessed at weeks 12, 18, 24, then every 12 weeks until disease progression. Bloods for translational studies are collected at baseline, week 6 and on disease progression. The primary endpoint is objective tumour response rate (OTRR) per RECIST 1.1. Secondary endpoints include OTRR per iRECIST, progression free survival (PFS), time to OTRR, time to first skeletal related event, adverse events, and frequency of treatment delays/discontinuations. Correlative studies will include identification of prognostic and/or predictive biomarkers relating to immune and RANKL signaling. A sample size of 70 provides 90% power with a 1-sided type 1 error rate of 10% to distinguish the observed OTRR (and PFS at 6 months) from an OTRR of 40% (worthy of pursuit) versus 25% (not worthy of pursuit). 15 sites are open across Australia. As of September 23, 2020, 40 patients have been recruited. Clinical trial information: NCT03280667 .


2007 ◽  
Vol 25 (18_suppl) ◽  
pp. 7718-7718
Author(s):  
M. Nishio ◽  
F. Ohyanagi ◽  
A. Horikike ◽  
Y. Okano ◽  
Y. Satoh ◽  
...  

7718 Background: Gemcitabine and irinotecan has been shown to have an antitumor activity as a single agent against previously treated SCLC. The objective of this study was to assess the efficacy and safety of gemcitabine combined with irinotecan in patients with refractory or relapsed SCLC. Methods: Patients with histologically or cytologically confirmed SCLC, 20 to 74 years in age, performance status 0–2, with a history of receiving one platinum-based chemotherapy were eligible for the study. Treatment consisted of gemcitabine (1,000 mg/m2) and irinotecan (150 mg/m2) on days 1 and 15 of a 28-day cycle.The primary endpoint was the response rate (RR), and planned sample size for this phase II study was 30 patients (Simon's two-stage minimax design). Results: Thirty-one patients were enrolled and 30 patients (24 males/6 females, 10 refractory/20 sensitive, median age, 65 years) receive protocol treatment in this phase II trial. The median treatment cycles were 3 (1–10). The overall response rates was obtained in 39.3% (95% CI: 18.1% to 60.5%) of the patients, including two patients with refractory disease and 9 patients with sensitive disease. The median overall survival time was 14.4 months, and the 1-year survival rate was 51%. The median survival time of the patients with refractory disease was 7.4 months, compared with 14.4 months for patients with sensitive disease. The chief grade 3/4 toxicities included neutropenia (42%), thrombocytopenia (3%), diarrhea (9%), and liver dysfunction (3%). The only grade 4 toxicities were one case of grade 4 neutropenia (3.3%) and one case of grade 4 thrombocytopenia (3.3%). Conclusion: Gemcitabine plus irinotecan is an active regimen that seems to be well- tolerated by patients with previously treated SCLC. No significant financial relationships to disclose.


2007 ◽  
Vol 25 (18_suppl) ◽  
pp. 7707-7707 ◽  
Author(s):  
P. A. Janne ◽  
X. F. Wang ◽  
L. M. Krug ◽  
L. Hodgson ◽  
E. E. Vokes ◽  
...  

7707 Background: Systemic chemotherapy with cisplatin/pemetrexed is the approved first line treatment regimen for patients with MM. There is no approved second line therapy. In addition, many patients, especially those >70, cannot tolerate combination chemotherapy. Angiogenesis inhibitors have emerged as attractive potential therapies for MM and SU5416 and PTK787 have previously demonstrated single agent activity. We examined the efficacy of sorafenib, an inhibitor of VEGFR2 and PDGFR-b, in chemotherapy naïve and previously treated patients with MM. Methods: This was an open label single arm phase II study of sorafenib in chemotherapy naïve and previously pemetrexed treated patients with MM. Primary end point was response rate (RR). Secondary objectives were 3-month failure free and overall survival (FFS and OS). Forty-four (44) eligible patients were expected to enroll to differentiate a RR of <5% versus >20%, with a Type I error of 0.0675 and a power of 0.955 Results: Between 10/04 and 8/05, 51 patients were enrolled and treated with sorafenib 400 mg bid. One cycle was defined as 28 days; restaging occurred every 2 cycles. Baseline demographics: M/F (36/15); Median age (69; range 36–88; 45% >70); Histology (epithelial/sarcomatoid/mixed/unknown: 37/4/8/2); pleural/peritoneal MM (46/5); ECOG PS 0/1 (11/40); chemo-naive/prior chemo (20/31). Grade 3/4 toxicities occurring in >10% of patients: Fatigue (12 (25%); 11/1) and hand-foot reaction (6 (13%); 6/0). No study related deaths occurred. Estimates of RR and FFS are based on 47 patients with available follow-up data. Response: CR: 0; PR 2: 4% (95% CI; 1- 14%); SD 28 (60%); PD 11 (23%); unevaluable 6 (14%). Three month FFS was 78%; median FFS was 3.7 months and median OS was 10.7 months. The median FFS were 3.6 and 3.6 months and the median OS were 4.9 and 14.6 months in chemo naïve and previously treated patients, respectively. Conclusions: Sorafenib demonstrated modest activity in this phase II trial but did not meet its primary endpoint. The improved outcome in previously treated patients likely reflects patient selection. Ongoing correlative science studies including expression of p-ERK 1/2, baseline VEGF and PDGF levels, are being performed to help identify patient subsets who may benefit (PR or SD) from sorafenib. No significant financial relationships to disclose.


2007 ◽  
Vol 25 (18_suppl) ◽  
pp. 6041-6041
Author(s):  
J. Gilbert ◽  
A. Cmelak ◽  
B. Burkey ◽  
R. Sinard ◽  
W. Yarborough ◽  
...  

6041 Background: Prognosis for recurrent or metastatic SCCHN patients remains poor with median survivals of 6–9 months. Therapies targeting this group are needed. We conducted a single arm Phase II trial of Ir plus CDDP in patients with recurrent or metastatic SCCHN. The goal of this trial was to evaluate the efficacy and toxicity of this combination in advanced SCCHN. Methods: Eligible patients had incurable SCCHN, an ECOG PS of 0–2 and were chemonaive (no prior chemotherapy or chemotherapy for primary disease at least 6 months prior to study entry). A two-stage accrual design (Simon) was used. Irinotecan 65 mg/m2 and CDDP 30 mg/m2 were administered weekly for 4 weeks, followed by a 2 week rest for a 6 week cycle. Due to GI toxicity and neutropenia, the Ir was decreased to 50 mg/m2 with CDDP 30 mg/m2. Response assessment was made after every cycle using WHO criteria. The primary endpoint was response rate. Results: Forty patients were enrolled (male: 33, female:7). Median age was 58 (33–79). Forty and 32 patients were evaluable for toxicity and response, respectively. Reasons for unevaluable: 7 without at least 1 full cycle of therapy; 1 patient with incomplete records. Overall response rate was 34% (11/32 PR) with 18% SD (6/32). Median progression free survival was 2.6 months. The median overall survival was 8.2 months. Toxicity was substantial at Ir 65 mg/m2 with a rate of Grade (G) 3 or 4 toxicity of 82% compared to 56% at Ir 50 mg/m2. For both dose levels, G 3 or 4 nausea and vomiting (23%), diarrhea (15%) and neutropenia (35%) were the most common toxicities. Conclusions: The combination of irinotecan and cisplatin is active in a poor prognosis group of patients. Toxicity of irinotecan at 65 mg/m2 with CDDP 30 mg/m2 is substantial. Irinotecan 50 mg/m2 and CDDP 30 mg/m2 is tolerable and provides a 34% response rate. No significant financial relationships to disclose.


2009 ◽  
Vol 27 (15_suppl) ◽  
pp. e19074-e19074
Author(s):  
K. Kudo ◽  
F. Ohyanagi ◽  
A. Horiike ◽  
E. Miyauchi ◽  
I. Motokawa ◽  
...  

e19074 Background: S-1 is a novel oral 5-fluorouracil derivative that exhibits obvious activity against various tumor types including NSCLC. However, the effects of S-1 against SCLC have not been reported. The present phase II trial assesses the efficacy and safety of S-1 in previously treated SCLC patients. Methods: Eligible patients had pathologically documented SCLC that relapsed after platinum-based chemotherapy, ECOG performance status (PS) 0–2, and adequate bone marrow, kidney and liver function. Patients with untreated or symptomatic brain metastasis were excluded. Treatment comprised the oral administration of S-1 at 40 mg/m2 twice each day for 28 days every 6 weeks. The primary end point was the objective tumor response rate (RECIST). Secondary endpoints included progression-free survival and overall survival. Results: Twenty-six evaluable patients were enrolled (Simon's two-stage optimal design; α = 0.1; β = 0.1; P0 = 0.05; P1 = 0.25) with the following characteristics: male: female, 22/4; median age, 68 (33 - 79) y; PS0–1, n = 21; PS2, n = 5. The median number of prior treatment regimens was 2 (1–3). S-1 was administered for a mean of 1.3 cycles (1 - 5). One patient (3.8%) partially responded, 10 (38.5%) had stable and 15 (57.7%) had progressive disease. The overall response rate was 3.8% and the disease control rate was 42.3%. The median time to progression was 33 days. The median survival time was 8.0 months and the 1-year survival rate was 23%. This regimen was well tolerated. The common grade 3/4 toxicities included neutropenia (7.7%), leukopenia (7.7%), anemia (7.7%), hyponatremia (7.7%), rush (7.7%), infection (7.7%), and diarrhea (3.8%). None of the patients developed febrile neutropenia and no deaths were attributed to treatment. Conclusions: S-1 is well tolerated but has low activity as a single agent in previously treated patients with SCLC. No significant financial relationships to disclose.


2012 ◽  
Vol 30 (15_suppl) ◽  
pp. 7077-7077 ◽  
Author(s):  
James Stevenson ◽  
Hedy Lee Kindler ◽  
Daniel Schwed ◽  
Anjana Ranganathan ◽  
Mona Jacobs-Small ◽  
...  

7077 Background: TGFβ is a pleiotropic cytokine overexpressed by MPM. Based on preclinical data documenting a key role for TGFβ in promoting growth and progression of MPM, we are conducting a phase II trial of GC1008 in patients (pts) with progressive MPM. Methods: Pts with progressive MPM by modified RECIST criteria and PS 0-1 with 1-2 prior systemic therapies (at least 1 pemetrexed-based) are eligible. Treatment plan: GC1008 3mg/kg IV over 90 minutes every 21 days. Responses are assessed by modified RECIST every 6 weeks. The primary endpoint is progression-free survival (PFS) rate at 3 months; secondary objectives include safety with GC1008, response rate by modified RECIST, time to progression (TTP), and overall survival (OS). Results: The modified Gehan stage 1 stopping criterion of 1/13 pts with 3 month PFS has been exceeded. To date, 13 pts (10 PS 0; 3 PS 1) with MPM (median age 69; 2F, 11M; 11 epithelial, 1 sarcomatoid, 1 biphasic) enrolled. Treatment-related toxicities include G1/2 fatigue (3 pts), nausea (1 pt) and xerosis (1 pt). Other adverse events possibly related to GC1008 were rapid disease progression in 1 pt after 2 cycles, and G2 skin keratoacanthoma in 1 pt after 5 cycles. Three pts met the primary objective of 3 month PFS at 4.1, 4.2 and 9 months each. Stable disease (SD) was seen in 3 pts (23%). Median TTP is 1.4 months (95% CI 1.2-∞); median OS is 13 months (95% CI 6-∞). Increased serum mesothelin levels have closely tracked disease progression. Serum from 6/13 pts showed new antibodies against MPM tumor lysates as measured by immunoblotting. Two of 3 pts with SD had anti-tumor antibody responses. Mean baseline plasma level of TGFβ was 2447 pg/ml but did not correlate with baseline plasma TGFβ or TTP. Conclusions: GC1008 was well tolerated in pretreated MPM patients. SD occurred in 3 pts, all with prior disease progression. Evidence for humoral anti-tumor immunity was seen in nearly half of enrollees and in 2 of 3 pts with SD. OS compares favorably to prior single-agent studies in pretreated MPM.


2013 ◽  
Vol 31 (6_suppl) ◽  
pp. 397-397
Author(s):  
Thomas E. Hutson ◽  
Long H. Dang ◽  
Richard C. Lauer ◽  
Alexander Starodub ◽  
Ralph J. Hauke ◽  
...  

397 Background: BNC105P is an inhibitor of tubulin polymerization. In vivo exposure to BNC105P leads to selective damage of tumor vasculature in both primary and metastatic lesions, causing disruption of blood flow to tumors, hypoxia and associated tumor necrosis. BNC105P also has a direct anti-proliferative action on cancer cells. Up regulation of the mTOR pathway has been identified as a cellular response to hypoxic stress. The combined use of BNC105P with an agent active against mTOR may improve clinical outcome in patients with progressive mRCC who are refractory to VEGFR-directed tyrosine kinase inhibitors (TKI). Methods: A phase I/II study in mRCC patients who have received 1-2 prior TKIs was undertaken. The phase I component enrolled 12 subjects at 4 dose levels of BNC105P (4.2, 8.4, 12.6, 16 mg/m2; IV infusion Days 1 and 8, 21-day repeating cycle). Everolimus was administered concurrently (10 mg p.o.). PK analysis was performed during cycle 1. Results: Updated results from the completed phase I component confirm the BNC105P/everolimus combination was well tolerated. No DLTs (drug-related, during cycle 1) were observed in any of the phase I subjects. Toxicities on study deemed to be drug-related (either single agent or combination) included single grade 3 events of anemia and pericardial effusion. Grade 2 events (more than 1 occurrence) of fatigue, anemia, and oral mucositis were also observed. 8 of the 12 phase I subjects achieved disease stabilization (7 of these subjects had a minimum time on therapy of 18 weeks, 6 cycles). Across all subjects a median of 6 cycles (range: 1-21) was administered, with removal from study predominantly due to disease progression. PK analysis confirmed no drug-drug interaction. The randomized phase II component of the study continues and will compare everolimus given concomitantly with BNC105P to a sequential approach (everolimus followed by BNC105P). Conclusions: BNC105P (16 mg/m2) can be combined with full dose everolimus and is being evaluated in a randomized phase II study. Clinical trial information: NCT01034631.


2013 ◽  
Vol 31 (4_suppl) ◽  
pp. 488-488 ◽  
Author(s):  
Sun Jin Sym ◽  
Junshik Hong ◽  
Hee Kyung Ahn ◽  
Jinny Park ◽  
Eun Kyung Cho ◽  
...  

488 Background: We conducted a phase II trial of gemcitabine with S-1 to evaluate the activity and toxicity of such a combination in heavily pre-treated patients (pts) with metastatic colorectal cancer (mCRC) who have progressed after treatment with 5-fluorouracil (5-FU), oxaliplatin and irinotecan. Methods: 34 pts were enrolled, with the following characteristics: 17 (50%) females, median age 57 years (28-72), 28 (82%) ECOG PS 0-1. S-1 was given orally (30 mg/m2) b.i.d for 14 consecutive days and gemcitabine (1000 mg/m2) was given on days 1 and 8, every 21 days, until disease progression and for a maximum of 9 cycles. The primary endpoint was objective response rate (ORR). Results: The median number of cycles was four (range 1-9). ORR was 14.7% (95% confidence interval [CI] 2.8-26.6) and disease control rate was 58.8% (95% CI 42.2-75.3) with five partial responses and fifteen stable diseases. Median duration of disease control was 5.1 months (95% CI 3.3-7.0). Median progression-free survival was 3.2 months (95% CI 2.3-4.1) and median overall survival was 11.8 months (95% CI 7.0-16.5). Grade 3-4 toxicities were neutropenia (12%), anemia (12%), thrombocytopenia (3%) and diarrhea (3%). Conclusions: Combination chemotherapy with gemcitabine and S-1 was well tolerated and efficacious for heavily pre-treated mCRC pts, and could be an alternative for pts with good PS but no further treatment options.


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