Phase I Study of Paclitaxel Given by Seven-Week Continuous Infusion Concurrent With Radiation Therapy for Locally Advanced Squamous Cell Carcinoma of the Head and Neck

2001 ◽  
Vol 19 (5) ◽  
pp. 1363-1373 ◽  
Author(s):  
David I. Rosenthal ◽  
Jason H. Lee ◽  
Robert Sinard ◽  
Denise A. Yardley ◽  
Mitchell Machtay ◽  
...  

PURPOSE: Paclitaxel is one of the most active agents for squamous cell carcinoma of the head and neck (SCCHN) and an in vitro radiosensitizer. The dose-response relationship for paclitaxel may depend more on exposure duration than on peak concentration. This National Cancer Institute–sponsored phase I trial was designed to determine the feasibility of combining continuous-infusion (CI) paclitaxel with concurrent radiation therapy (RT). PATIENTS AND METHODS: Patients with previously untreated stage IVA/B SCCHN were eligible. Primary end points were determination of the maximum-tolerated dose, dose-limiting toxicity, and pharmacokinetics for paclitaxel given by CI (24 hours a day, 7 days a week for 7 weeks) during RT (70 Gy/7 weeks). RESULTS: Twenty-seven patients were enrolled and assessable for toxicity. Nineteen of the patients who completed ≥ 70 Gy were assessable for response. Grade 3 skin and mucosal acute reactions occurred at 10.5 mg/m2/d, but uninterrupted treatment was possible in five of six patients. At 17 mg/m2/d, skin toxicity required a 2-week treatment break for all three patients. The mean paclitaxel serum concentration at dose levels ≥ 6.5 mg/m2/d exceeded that reported to achieve in vitro radiosensitization. Initial locoregional control was achieved in 14 (58%) of 24 of patients treated to 70 Gy, and control persisted in nine (38%). CONCLUSION: CI paclitaxel with concurrent RT is a feasible and tolerable regimen for patients with advanced SCCHN and good performance status. Preliminary response and survival data are encouraging and suggest that further study is indicated. The recommended phase II dose of paclitaxel by CI is 10.5 mg/m2/d with RT for SCCHN.

Head & Neck ◽  
2015 ◽  
Vol 38 (3) ◽  
pp. 439-447 ◽  
Author(s):  
Vasiliki A. Papadimitrakopoulou ◽  
Steven J. Frank ◽  
Ezra W. Cohen ◽  
Fred R. Hirsch ◽  
Jeffrey N. Myers ◽  
...  

2000 ◽  
Vol 18 (7) ◽  
pp. 1458-1464 ◽  
Author(s):  
Branislav Jeremic ◽  
Yuta Shibamoto ◽  
Biljana Milicic ◽  
Nebojsa Nikolic ◽  
Aleksandar Dagovic ◽  
...  

PURPOSE: To investigate whether the addition of cisplatin (CDDP) to hyperfractionation (Hfx) radiation therapy (RT) offers an advantage over the same Hfx RT given alone in locally advanced (stages III and IV) squamous cell carcinoma of the head and neck. PATIENTS AND METHODS: One hundred thirty patients were randomized to receive either Hfx RT alone to a tumor dose of 77 Gy in 70 fractions in 35 treatment days over 7 weeks (group I, n = 65) or the same Hfx RT and concurrent low-dose (6 mg/m2) daily CDDP (group II, n = 65). RESULTS: Hfx RT/chemotherapy offered significantly higher survival rates than Hfx RT alone (68% v 49% at 2 years and 46% v 25% at 5 years; P = .0075). It also offered higher progression-free survival (46% v 25% at 5 years; P = .0068), higher locoregional progression-free survival (LRPFS) (50% v 36% at 5 years; P = .041), and higher distant metastasis-free survival (DMFS) (86% v 57% at 5 years; P = .0013). However, there was no difference between the two treatment groups in the incidence of either acute or late high-grade RT-induced toxicity. Hematologic high-grade toxicity was more frequent in group II patients. CONCLUSION: As compared with Hfx RT alone, Hfx RT and concurrent low-dose daily CDDP offered a survival advantage, as well as improved LRPFS and DMFS.


2021 ◽  
Vol 39 (15_suppl) ◽  
pp. e18020-e18020
Author(s):  
Michelle Echevarria ◽  
Christine H. Chung ◽  
Kedar Kirtane ◽  
Jameel Muzaffar ◽  
Julie Ann Kish ◽  
...  

e18020 Background: Stereotactic body radiation therapy (SBRT) is a standard option for re-irradiation of recurrent or second primary cancers of the head and neck. We conducted performed a phase I clinical trial to establish a maximum tolerated dose of SBRT with concurrent cisplatin. We previously reported our safety data, and now present our secondary disease control endpoints. Methods: Major inclusion criteria were recurrence of previous squamous cell carcinoma of the head and neck in patients who had previously undergone radiotherapy to doses ≥ 45 Gy to the area of recurrence, ≥ 6 months prior to enrollment, and who were medically unfit for surgery, deemed unresectable, or refused surgery. Patients were treated with radiation therapy every other day for five fractions at three dose levels: 30 Gy, 35 Gy, and 40 Gy. Cisplatin was given prior to every SBRT fraction at a dose of 15 mg/m2. Secondary end points reported herein are locoregional control (LRC), freedom from distant metastasis (FFDM), and overall survival (OS). Results: Twenty patients were enrolled and of those 18 patients were evaluable for secondary endpoints. Nine patients had a primary tumor in the oropharynx, four patients in the oral cavity, three in the neck, one in the larynx, and one simultaneously in the larynx and neck. All patients received the planned dose of Cisplatin. Five patients received a radiation dose of 30 Gy, three patients received a dose of 35 Gy, and 9 patients received a dose of 40 Gy. Median gross tumor volume (GTV) was 11.725 cm3. With a median follow up of 9 months the 1-year OS was 38.9%. LRC at 1 year was 45.7% and FFDM at 1 year was 87.8%. There was a trend to improved OS with increasing SBRT dose, 40 Gy vs < 40 Gy (p = 0.08). There was an improved 1-year OS with a GTV ≤11.725 cm3 of 77.8% vs 0% for tumors > 11.725 cm3 (p < 0.001). For patients with a GTV < 11.725 cm3 who received 40 Gy the 1 year OS was 100% compared with 0% for tumors larger than 11.725 cm3. Conclusions: For patients with previously radiated locally or regionally recurrent head and neck cancer, SBRT up to 40 Gy given concurrently with cisplatin provides reasonable locoregional control and overall survival for patients with smaller tumors. Further evaluation in prospective trials is warranted. Clinical trial information: NCT02158234.


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