BEACON CRC (binimetinib [BINI], encorafenib [ENCO], and cetuximab [CTX] combined to treat BRAF-mutant metastatic colorectal cancer [mCRC]): A multicenter, randomized, open-label, three-arm phase III study of ENCO plus CTX plus or minus BINI vs irinotecan (IRI)/CTX or infusional 5-fluorouracil/folinic acid/IRI (FOLFIRI)/CTX with a safety lead-in of ENCO + BINI + CTX in patients (Pts) with BRAFV600E mCRC.

2017 ◽  
Vol 35 (15_suppl) ◽  
pp. TPS3622-TPS3622 ◽  
Author(s):  
Sanne Huijberts ◽  
Jan H. M. Schellens ◽  
Marwan Fakih ◽  
Marc Peeters ◽  
Scott Kopetz ◽  
...  

TPS3622 Background: BRAF mutations are found in ≈10% of mCRC cases. Pts with BRAFV600E mCRC have a poor prognosis, with shorter progression-free survival (PFS) and overall survival (OS) than pts with BRAFwt mCRC (Van Cutsem et al 2011; Modest et al 2012; Sorbye et al 2015). The benefits of combined BRAF + EGFR inhibition in mCRC have been demonstrated in vitro (Corcoran et al 2012; Prahallad et al 2012; Yang et al 2012), and preclinical evidence suggests that adding MEK signaling inhibition improves antitumor activity. Early clinical data indicate that BRAF + EGFR + MEK inhibition has greater activity than BRAF + EGFR inhibition in pts with BRAFV600E mCRC (Van Cutsem et al 2016). Our study will examine the combination of BINI (a MEK inhibitor) + ENCO (a selective BRAF kinase inhibitor) + CTX (an anti-EGFR antibody) and of ENCO + CTX in pts with BRAFV600E mCRC. Methods: BEACON CRC (NCT02928224) is enrolling pts with BRAFV600E mCRC whose disease has progressed after 1 or 2 prior regimens in the metastatic setting. A safety lead-in phase (≈30 pts) will determine the safety and tolerability of oral ENCO 300 mg QD + oral BINI 45 mg BID + intravenous CTX 400 mg/m2 followed by 250 mg/m2 QW. In the phase 3 portion, ≈615 pts will be randomized 1:1:1 to triplet (ENCO + BINI + CTX), doublet (ENCO + CTX), or control (investigator’s choice of IRI/CTX or FOLFIRI/CTX) arms. Pts will be treated in 28-day cycles until disease progression, unacceptable toxicity, withdrawal of consent, initiation of subsequent anticancer therapy, or death. The primary endpoint is OS (triplet vs control). Secondary endpoints include OS (doublet vs control), confirmed investigator-assessed objective response rate according to RECIST version 1.1 (triplet or doublet vs control; triplet vs doublet), PFS (triplet or doublet vs control), duration of response, time to response, pharmacokinetics, and pt-reported outcomes. Safety will be summarized using standard adverse event reporting. Clinical trial information: NCT02928224.

2020 ◽  
Vol 38 (15_suppl) ◽  
pp. 5002-5002
Author(s):  
Toni K. Choueiri ◽  
Daniel Yick Chin Heng ◽  
Jae-Lyun Lee ◽  
Mathilde Cancel ◽  
Remy B Verheijen ◽  
...  

5002 Background: PRCC is the most common type of non-clear cell RCC, accounting for 10–15% of renal malignancies. As a subset of PRCC cases are MET-driven, MET inhibition may be an appropriate targeted treatment approach. In a single-arm Phase II study, savolitinib (AZD6094, HMPL‐504, volitinib), a highly selective MET-tyrosine kinase inhibitor, demonstrated antitumor activity in pts with MET-driven PRCC (Choueiri et al. JCO 2017). The Phase III SAVOIR study (NCT03091192) further assessed savolitinib vs standard of care sunitinib in pts with MET-driven PRCC. Methods: In this open-label (sponsor blinded), randomized study, pts with centrally confirmed MET-driven ( MET and/or HGF amplification, chromosome 7 gain and/or MET kinase domain mutations), metastatic PRCC were randomized to savolitinib 600 mg once daily (QD), or sunitinib 50 mg QD 4 weeks on / 2 weeks off. Primary objective was progression-free survival (PFS; RECIST 1.1 by blinded independent central review). Secondary objectives included overall survival (OS), objective response rate (ORR), and safety and tolerability. Results: After external data on predicted PFS with sunitinib in pts with MET-driven disease became available, study enrollment was closed. At data cutoff (Aug 2019), only 60 of the planned 180 pts were randomized (savolitinib n = 33; sunitinib n = 27). Most had chromosome 7 gain (savolitinib 91%; sunitinib 96%) and no prior therapy (savolitinib 85%; sunitinib 93%). PFS, OS, and ORR were numerically improved with savolitinib vs sunitinib (Table). CTCAE grade ≥3 adverse events (AEs) were reported in 42% and 81% of pts; dose modifications were related to AEs in 30% and 74% of pts with savolitinib and sunitinib respectively. After discontinuation, 36% of all savolitinib and 19% of all sunitinib pts received subsequent anticancer therapy. Conclusions: Although pt numbers and follow-up were limited, savolitinib demonstrated encouraging efficacy and an improved safety profile vs sunitinib, with fewer grade ≥3 AEs and fewer dose modifications required. Sunitinib performance was poorer than expected based on external retrospective data. Further investigation of savolitinib as a treatment option for MET-driven PRCC is warranted. Clinical trial information: NCT03091192 . [Table: see text]


2010 ◽  
Vol 28 (18_suppl) ◽  
pp. LBA1010-LBA1010 ◽  
Author(s):  
J. Bergh ◽  
R. Greil ◽  
N. Voytko ◽  
A. Makhson ◽  
J. Cortes ◽  
...  

LBA1010 Background: Taxane-based chemotherapy (CT) improves progression-free survival (PFS) in patients (pts) with newly diagnosed HER2-negative metastatic BC (MBC). SU, an oral multitargeted tyrosine kinase inhibitor (MTKI), demonstrated antitumor activity in combination with D in a phase I/II study in pts with MBC. A randomized, open-label, multicenter phase III trial in pts with newly diagnosed ABC tested the hypothesis that addition of a MTKI to D improves PFS vs. D alone. Methods: Eligible pts (female; ≥18 yrs) had an ECOG PS ≤1, and newly diagnosed HER2-negative MBC or ABC. If (neo)adjuvant therapy included a taxane, relapse must have occurred ≥12 mos after CT. Pts were randomized (1:1) to treatment (tx) with D 75 mg/m2 iv on day 1 and SU 37.5 mg/day po from day 2–15 q3w (Schedule 2/1; Arm A), or to D 100 mg/m2 iv 1-hr infusion q3w (Arm B) that could be given until progression. If D was discontinued in Arm A for reasons other than progressive disease (PD), single-agent SU 37.5 mg daily was permitted until PD. Median, independently assessed, PFS (primary endpoint) was compared between tx arms using stratified and unstratified log-rank tests. Overall objective response rate (ORR), overall survival (OS), pt-reported outcomes, and safety were secondary endpoints. Results: As of the data cutoff (February 1, 2010), the ITT population comprised 593 pts (SU+D, n=296; D, n=297). The trial did not meet its primary endpoint of prolonging PFS based on the independent radiologic assessment or in prolonging OS. Baseline characteristics were well balanced. Median relative dose intensity (RDI) was 94.2% and 92.4% for SU+D, and 92.6% for D arms, respectively. Median PFS was 8.6 mos (95% CI 8.2–10.3) in the SU+D arm vs 8.3 mos (95% CI 7.7–9.6) for the D arm (HR 0.922). Median OS was 24.8 mos (95% CI 21.5–33.1) in SU+D arm vs 25.5 mos (95% CI 22.8–27.8) for D arm (HR 1.207). ORR was significantly better for SU+D (51%) vs. D (39%) (p=0.0018). Frequent all causality grade 3/4 adverse events (≥10%) were neutropenia (46%), hand–foot syndrome (17%), and fatigue (12%) in the SU+D arm and neutropenia (44%) in the D arm. Conclusions: Based on these data, SU+D is not a recommended treatment option for patients with newly diagnosed ABC. Strategies using antiangiogenic TKIs that increase RR but not OS may need to be revisited. [Table: see text]


2021 ◽  
Vol 12 (1) ◽  
Author(s):  
Tereza Vaclova ◽  
Ursula Grazini ◽  
Lewis Ward ◽  
Daniel O’Neill ◽  
Aleksandra Markovets ◽  
...  

AbstractAdvanced non-small-cell lung cancer (NSCLC) patients with EGFR T790M-positive tumours benefit from osimertinib, an epidermal growth factor receptor-tyrosine kinase inhibitor (EGFR-TKI). Here we show that the size of the EGFR T790M-positive clone impacts response to osimertinib. T790M subclonality, as assessed by a retrospective NGS analysis of 289 baseline plasma ctDNA samples from T790M‐positive advanced NSCLC patients from the AURA3 phase III trial, is associated with shorter progression-free survival (PFS), both in the osimertinib and the chemotherapy-treated patients. Both baseline and longitudinal ctDNA profiling indicate that the T790M subclonal tumours are enriched for PIK3CA alterations, which we demonstrate to confer resistance to osimertinib in vitro that can be partially reversed by PI3K pathway inhibitors. Overall, our results elucidate the impact of tumour heterogeneity on response to osimertinib in advanced stage NSCLC patients and could help define appropriate combination therapies in these patients.


2021 ◽  
Vol 39 (15_suppl) ◽  
pp. e21040-e21040
Author(s):  
Qiming Wang ◽  
Xiuli Yang ◽  
Tianjiang Ma ◽  
Qiumin Yang ◽  
Chenghui Zhang ◽  
...  

e21040 Background: The anti-angiogenic drug bevacizumab combined with chemotherapy has achieved positive results in previous studies. In particular, the median progression-free survival (PFS) for EGFR-negative patients was increased to 8.3 months in the BEYOND study. Unlike bevacizumab, anlotinib is a novel multitarget tyrosine kinase inhibitor and can be conveniently orally administered. In the phase III trial ALTER 0303, anlotinib significantly improved overall survival (OS) and PFS in advanced NSCLC patients. This exploratory study aims to establish the efficacy and safety of anlotinib in combination with pemetrexed and carboplatin as first-line treatment in advanced non-squamous NSCLC. Methods: This is a multi-center, single-arm clinical trial. Adults with treatment-naive, histologically confirmed stage IIIB-IV non-squamous NSCLC, ECOG 0-1, and without known sensitizing EGFR/ALK alterations are included. Patients received anlotinib (12 mg p.o., QD, d1 to 14, 21 days per cycle) combined with pemetrexed (500 mg/m2, iv, d15-21, Q3W) + carboplatin (AUC = 5, iv, d15-21, Q3W) for 4 cycles followed by anlotinib and pemetrexed maintenance until disease progression (PD). The primary endpoint was PFS. Secondary endpoints were OS, objective response rate (ORR), disease control rate (DCR) and safety. Results: Between Mar 2019 and Dec 2020, 40 patients were enrolled in six centers and 31 of them have received at least one tumor assessment. Median age was 62 (33, 75); 66.7% male, 11.1% brain metastasis. At data cutoff (Dec 31, 2020), patients were followed up for a median of 8.26 months. Median PFS was 10.5 months (95% CI: NE, NE); ORR was 67.7% (0 CR, 21 PR), DCR was 96.8% (0 CR, 21 PR, 9 SD) and median OS was NE. The most common Grade ≥ 3 AEs were hypertension 22.2%, neutropenia 19.44%, myelosuppression 11.1%, thrombocytopenia 8.33%, leukopenia 5.56%, hand-foot syndrome 5.56% and there were no Grade 5 toxicities. Conclusions: This study finds that anlotinib plus pemetrexed and carboplatin can significantly improve PFS and ORR compared to standard chemotherapy for treatment-naive non-squamous NSCLC patients. The combination was well tolerated, and the AEs were manageable. The follow-up time is not sufficient, and the OS outcomes need further evaluation. Clinical trial information: NCT03790228.


2020 ◽  
Vol 38 (27) ◽  
pp. 3138-3149 ◽  
Author(s):  
Cristina Saura ◽  
Mafalda Oliveira ◽  
Yin-Hsun Feng ◽  
Ming-Shen Dai ◽  
Shang-Wen Chen ◽  
...  

PURPOSE NALA (ClinicalTrials.gov identifier: NCT01808573 ) is a randomized, active-controlled, phase III trial comparing neratinib, an irreversible pan-HER tyrosine kinase inhibitor (TKI), plus capecitabine (N+C) against lapatinib, a reversible dual TKI, plus capecitabine (L+C) in patients with centrally confirmed HER2-positive, metastatic breast cancer (MBC) with ≥ 2 previous HER2-directed MBC regimens. METHODS Patients, including those with stable, asymptomatic CNS disease, were randomly assigned 1:1 to neratinib (240 mg once every day) plus capecitabine (750 mg/m2 twice a day 14 d/21 d) with loperamide prophylaxis, or to lapatinib (1,250 mg once every day) plus capecitabine (1,000 mg/m2 twice a day 14 d/21 d). Coprimary end points were centrally confirmed progression-free survival (PFS) and overall survival (OS). NALA was considered positive if either primary end point was met (α split between end points). Secondary end points were time to CNS disease intervention, investigator-assessed PFS, objective response rate (ORR), duration of response (DoR), clinical benefit rate, safety, and health-related quality of life (HRQoL). RESULTS A total of 621 patients from 28 countries were randomly assigned (N+C, n = 307; L+C, n = 314). Centrally reviewed PFS was improved with N+C (hazard ratio [HR], 0.76; 95% CI, 0.63 to 0.93; stratified log-rank P = .0059). The OS HR was 0.88 (95% CI, 0.72 to 1.07; P = .2098). Fewer interventions for CNS disease occurred with N+C versus L+C (cumulative incidence, 22.8% v 29.2%; P = .043). ORRs were N+C 32.8% (95% CI, 27.1 to 38.9) and L+C 26.7% (95% CI, 21.5 to 32.4; P = .1201); median DoR was 8.5 versus 5.6 months, respectively (HR, 0.50; 95% CI, 0.33 to 0.74; P = .0004). The most common all-grade adverse events were diarrhea (N+C 83% v L+C 66%) and nausea (53% v 42%). Discontinuation rates and HRQoL were similar between groups. CONCLUSION N+C significantly improved PFS and time to intervention for CNS disease versus L+C. No new N+C safety signals were observed.


2009 ◽  
Vol 27 (15_suppl) ◽  
pp. 5576-5576
Author(s):  
S. Welch ◽  
H. J. Mackay ◽  
H. Hirte ◽  
G. F. Fleming ◽  
R. Morgan ◽  
...  

5576 Background: Endometrial cancer (EC) is the most common gynecologic malignancy. Vascular endothelial growth factor (VEGF) overexpression in EC correlates with poor outcome, thus targeting VEGF is a rational therapeutic approach. We have conducted a two-stage open-label phase II study in advanced EC with sunitinib, an oral tyrosine kinase inhibitor of multiple VEGF receptors. Methods: Eligible pts have recurrent or metastatic EC and have received up to 1 prior chemotherapy (CT) regimen for metastatic disease. Sunitinib is given at 50 mg daily (OD) for 4 consecutive weeks (wks) followed by 2 wks off. Dose could be reduced to 37.5 mg OD and then 25 mg OD in the setting of toxicity. Imaging is repeated every 12 wks. Primary objectives are objective response rate (ORR by RECIST) and rate of 6-month progression-free survival (PFS). If 1 or more responses occur in the first 15 evaluable pts, the study would continue to a second stage (total = 30 pts). Secondary objectives are time to progression (TTP), overall survival (OS), and safety. Results: We report the results of the first stage of this study. Sixteen pts have been treated (median age: 63; range 41–74) with 37 cycles of sunitinib (median 2; range: 1–7). Baseline ECOG PS was 0 (7 pts), 1 (8 pts), or 2 (1 pt). Histology was endometrioid (7 pts), serous (5 pts), clear cell (1 pt), or mixed/other (3 pts). Most pts had high-grade histology (G3: 8; G2: 4; G1: 2; GX: 2). Nine pts had prior adjuvant CT, 8 pts had 1 prior CT for advanced EC, 4 pts had prior hormones and 7 pts had prior radiotherapy. Partial response was achieved by 2 pts (ORR = 12.5%), and 2 other pts had a best response of stable disease; 3 of these pts remained progression-free > 6 months. Median TTP = 2.5 months (95% CI: 2.47-NR), and median OS = 6.2 months (95% CI: 5.1-NR). Grade 3/4 adverse events (AE) in >10% of pts were fatigue (7 pts, 44%) and hypertension (5 pts, 31%). Dose reduction was required for 11 of 16 pts (69%). Two pts were inevaluable after receiving <2 cycles due to AE (grade 4 hyponatremia; grade 3 fatigue) and 1 other pt has yet to complete 2 cycles. Conclusions: Sunitinib shows preliminary activity in EC. This trial will proceed to a second stage of accrual to further explore the efficacy and safety of sunitinib in advanced EC. [Table: see text]


2012 ◽  
Vol 30 (15_suppl) ◽  
pp. 7502-7502 ◽  
Author(s):  
Edward S. Kim ◽  
Marcus A. Neubauer ◽  
Allen Lee Cohn ◽  
Lee Steven Schwartzberg ◽  
Lawrence E. Garbo ◽  
...  

7502 Background: SELECT investigated whether the addition of C to standard chemotherapy improved progression-free survival (PFS) in patients (pts) with recurrent or progressive NSCLC after failure of platinum-based therapy. Methods: SELECT was a multicenter, open label, randomized phase III trial. Per investigator choice, pts received either P (500 mg/m2) or D (75 mg/m2) on day 1 and then were randomized within each group to chemotherapy plus C (400/250 mg/m2) (initial/weekly) or chemotherapy alone. Therapy was given for up to six 3-week cycles; pts randomized to C continued weekly monotherapy until disease progression or unacceptable toxicity. The primary objective was PFS for PC vs. P as determined by an Independent Review Committee (IRC). Secondary endpoints included overall survival (OS), objective response rate (ORR) and duration of response (DOR) by IRC, and safety. Preplanned subgroup analyses for epidermal growth factor receptor (EGFR) staining intensity by immunohistochemistry and histology were performed. Results for PC vs. P only are presented. Results: Between Jan 2005 and Feb 2010, 938 total pts were randomized. Baseline demographics were comparable between PC (n=301) and P (n=304): median age 64 years; male 60%; Caucasian 88%; KPS 80-100/60-70 84%/16%; squamous/non-squamous 24%/76%. Median PFS (months) PC: 2.89 and P: 2.76 (hazard ratio [HR] =1.03 [95% confidence interval (CI)=0.87-1.21]; p=0.76). Median OS (months) PC: 6.93 and P: 7.79 (HR=1.01 [95% CI=0.86-1.20]; p=0.86). ORR PC: 6.6% and P: 4.3% (odds ratio =1.59 [95% CI=0.78-3.26]; p=0.20). Median DOR (months) PC: 4.17 and P: 6.93 (HR=1.58 [95% CI=0.74-3.36]; p=0.24). There were no statistical differences in efficacy based on histology or EGFR staining intensity. More drug-related AEs/SAEs were observed in the PC arm, with differences mainly attributable to skin toxicities, GI (diarrhea/stomatitis), and hypomagnesemia. Conclusions: The addition of C to P did not improve efficacy in this pt population. Further biomarker analyses are planned. The safety profiles for C and P were consistent with existing data and no new safety signals were observed.


2012 ◽  
Vol 30 (15_suppl) ◽  
pp. TPS8112-TPS8112
Author(s):  
Sagar Lonial ◽  
Paul Gerard Guy Richardson ◽  
Philippe Moreau ◽  
Robert Z. Orlowski ◽  
Jesùs F. San-Miguel ◽  
...  

TPS8112 Background: MM remains incurable and patients (pts) typically relapse or become refractory to current treatments. Novel regimens are needed to improve pt outcomes. Elo is a humanized monoclonal IgG1 antibody targeting the cell surface glycoprotein CS1, which is highly expressed on >95% of MM cells. Len/Dex is approved for treatment of relapsed MM and an objective response rate (ORR) of ~60% was reported in phase III trials of this combination in RR MM. In a phase II study (N=73) of Elo (10 or 20 mg/kg) in combination with Len/Dex in pts with RR MM, the 10 mg/kg group (n=36) demonstrated an ORR of 92% and median progression-free survival (PFS) that was not reached after a median follow-up of 14.1 months. Encouraging activity was seen in patients with high-risk cytogenetics and/or stage 2-3 disease. Based on these data, a randomized, open-label phase III trial has been initiated to determine if the addition of Elo to Len/Dex will improve PFS in patients with RR MM compared with Len/Dex alone. Methods: Pts (N=640) with RR MM and 1-3 prior therapies are eligible, including pts with mild or moderate renal impairment. Pts are randomized in a 1:1 ratio to receive 28-day cycles of Len 25 mg PO (days 1-21) and Dex 40 mg PO (days 1, 8, 15 and 22) with or without Elo. Elo dose and schedule is 10 mg/kg IV on days 1, 8, 15, 22 in the first 2 cycles and on days 1 and 15 in subsequent cycles. Dex 8 mg IV + 28 mg PO is used during the weeks with Elo. Treatment will continue until disease progression, death, or withdrawal of consent. Patients will be followed for tumor response every 4 weeks until progressive disease and then survival every 12 weeks. The primary endpoint is PFS (90% power for a hazard ratio [experimental to control arm] of 0.74) and the secondary endpoints are ORR and overall survival. Exploratory endpoints are safety, time to response, duration of response, time to subsequent therapy, health-related quality of life, and pharmacokinetics and immunogenicity of Elo. Potential biomarkers will also be assessed. As of January 10th, 2012, 107 pts were enrolled and 68 pts were treated. NCT01239797.


2016 ◽  
Vol 34 (4_suppl) ◽  
pp. 642-642 ◽  
Author(s):  
Tae Won Kim ◽  
Anneli Elme ◽  
Zvonko Kusic ◽  
Joon Oh Park ◽  
Anghel Adrian Udrea ◽  
...  

642 Background: An overall survival (OS) benefit in WT KRAS exon 2 mCRC was not seen with pmab monotherapy in study 20020408 possibly due to crossover of patients (pts) in the BSC arm. Retrospective analyses have indicated that other KRAS and NRAS mutations beyond KRAS exon 2 are predictive of anti-EGFR tx effects. Study 20100007 assesses the OS benefit of pmab in chemorefractory WT KRAS exon 2 mCRC and is the first phase 3 trial to prospectively evaluate pmab tx effects in WT RAS (exons 2, 3, and 4 of KRAS and NRAS) mCRC. Methods: Anti-EGFR naive pts were randomized 1:1 to receive pmab (6 mg/kg Q2W) + BSC or BSC. KRAS exon 2 and RAS mutation status of tumors were determined centrally. The primary endpoint was OS in WT KRAS exon 2 mCRC. Secondary endpoints were OS in WT RAS mCRC and progression-free survival (PFS), objective response rate (ORR), and safety in both WT KRAS exon 2 and WT RAS groups. Crossover was not permitted. Results: 377 pts with WT KRAS exon 2 mCRC were enrolled. RAS ascertainment rate was 86%. OS was significantly improved with pmab + BSC vs BSC in both WT KRAS exon 2 (HR=0.73, 95% CI=0.57-0.93, P=0.0096) and WT RAS (HR=0.70, 95% CI=0.53-0.93, P=0.0135) mCRC (results in table). Pts with mutant RAS mCRC did not benefit from pmab tx (OS HR=0.99, 95% CI=0.49-2.00). No new safety signals were seen. Conclusions: Pmabsignificantly improved OS in chemorefractory WT KRAS exon 2 mCRC. The tx effects in OS and PFS were more pronounced in those with WT RAS mCRC, further substantiating the importance of RAS testing at diagnosis to best inform the use of pmab to treat mCRC. Clinical trial information: NCT01412957. [Table: see text]


2017 ◽  
Vol 35 (15_suppl) ◽  
pp. 6028-6028 ◽  
Author(s):  
Chong Zhao ◽  
Jingjing Miao ◽  
Guanzhu Shen ◽  
Jin-Gao Li ◽  
Ning Zhang ◽  
...  

6028 Background: Cisplatin plus fluorouracil (PF) is main therapy for metastatic nasopharyngeal carcinoma (NPC). However, the efficacy is not satisfactory, especially in patients with metastasis after radical radiotherapy. The purpose of this study was to investigate the efficacy and toxicity of Nimotuzumab combined with PF in patients with metastatic NPC after radical radiotherapy. Methods: Patients with untreated metastatic NPC after radical radiotherapy were recruited from 9 hospitals in China with Simon’s two-stage design. All patients received Nimotuzumab (200mg/w) and cisplatin (100mg/m2, day 1) plus fluorouracil (4g/m², day 1-4) every 3 weeks until progressive disease (PD) or unacceptable toxicity or a maximum of 6 cycles. If patients had still not progressed at this stage, Nimotuzumab (200mg/w) as monotherapy would be delivered until PD. This study was registered in ClinicalTrials.gov, Number NCT01616849. Results: Between Jun, 2012 and April, 2015, 35 patients were enrolled (Table). The objective response rate (ORR) and disease control rate (DCR) were 71.4% and 85.7%, and the median time of progression free survival (PFS) and overall survival (OS) were 6.97 and 11.01 months. The most common toxicities were leukopenia (94.1%), vomiting (97.1%) and nausea (97.1%); the grade 3/4 toxicities were leukopenia (62.9%) and mucositis (20.0%). There was only 1 patient have mild hypotension which related to Nimotuzumab. The ORR, DCR, median time of PFS and OS were 88.9%, 100.0%, 7.29 and 11.47 months in patients who received a total dose of Nimotuzumab ≥ 2400mg, respectively. Conclusions: Nimotuzumab combined with PF has achieved encouraging efficacy with an acceptable safety profile in metastatic NPC after radical radiotherapy. A phase III randomised study is needed. Clinical trial information: NCT01616849. [Table: see text]


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