Transdermal Buprenorphine in Non-Oncological Moderate-to-Severe Chronic Pain
Transdermal Buprenorphine in Non-Oncological Moderate-to-Severe Chronic Pain
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DOI:
10.2165/1158409-s0-000000000-00000
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发表时间:
2010-01-01
影响因子:
3.2
通讯作者:
Sabato, Alessandro Fabrizio
中科院分区:
文献类型:
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作者:
Gatti, Antonio;Dauri, Mario;Sabato, Alessandro Fabrizio
Background: Musculoskeletal pathologies are among the most frequent causes of long-term non-oncological severe pain and consequent physical impairment. Aims of pharmacological and physical therapy are to reduce pain, promote functional recovery and improve overall quality of life. Pharmacological therapy may include the use of opioids.Objective: To evaluate the efficacy and tolerability of transdermal buprenorphine (TDS) in the long-term management of non-oncological, chronic, moderate-to-severe musculoskeletal pain.Study Design: An open-label, prospective, single-centre, 6-month study.Setting: A 'real world' outpatient setting.Patients: Adult patients with chronic moderate-to-severe musculoskeletal pain were enrolled consecutively.Intervention: Patients initially received buprenorphine TDS 11.7 mu g/h (one-third of 35 mu g/h patch) every 72 hours. If required, patients could be up-titrated to 17.5 mu g/h (one-half of 35 mu g/h patch), 23.4 mu g/h (two-thirds of 35 mu g/h patch) or 35 mu g/h. Concomitant antiemetics were allowed.Main Outcome Measures: The primary endpoint was percentage mean reduction in static and dynamic pain visual analogue scale (VAS) scores at study end (10 being worst pain, 0 being no pain). Quality of life and tolerability were also assessed.Results: We enrolled 146 patients aged 41-94 years; their baseline mean +/- SD static and dynamic pain VAS scores were 6.87+/-1.89 and 7.70+/-1.74, respectively. Buprenorphine TDS initial dosages were 11.7 mu g/h (n = 139), 17.5 mu g/h (n = 4), 23.4 mu g/h (n = 1) and 35 mu g/h (n = 2). At 6 months, 89 patients were under treatment; 11% (n = 10) were receiving 11.7 mu g/h, 30% (n = 27) 17.5 mu g/h, 6% (n = 5) 23.4 mu g/h and 53% (n = 47) 35 mu g/h. Patients achieved a nonsignificant reduction in pain at rest and in movement; mean +/- SD static and dynamic pain VAS scores decreased to 1.56+/-2.05 and 3.54+/-2.02, respectively. The quality of life improved as shown by significant (p