余 艷,蔣志鋒,董 銘
·療效比較研究·
哌羅匹隆與氟哌啶醇治療老年精神分裂癥臨床療效及安全性的對(duì)比研究
余 艷,蔣志鋒,董 銘
精神分裂癥;哌羅匹隆;氟哌啶醇;療效比較研究
余艷,蔣志鋒,董銘.哌羅匹隆與氟哌啶醇治療老年精神分裂癥臨床療效及安全性的對(duì)比研究[J].實(shí)用心腦肺血管病雜志,2015,23(10):88-91.[www.syxnf.net]
Yu Y,Jiang ZF,Dong M.Comparative study for clinical effect and safety on senile schizophrenia between perospirone and haloperidol[J].Practical Journal of Cardiac Cerebral Pneumal and Vascular Disease,2015,23(10):88-91.
精神分裂癥是一種較為嚴(yán)重的精神疾病,在精神疾病患者中發(fā)病率較高,發(fā)病人群以青壯年為主[1]。精神分裂癥的臨床癥狀分為陽性和陰性癥狀,陽性癥狀包括幻覺、妄想、興奮、夸大等,陰性癥狀主要指認(rèn)知功能缺損、學(xué)習(xí)記憶障礙和工作記憶障礙等[2]。由于老年患者精神分裂癥發(fā)生率較低,目前有關(guān)哌羅匹隆和氟哌啶醇對(duì)老年精神分裂癥患者臨床療效及安全性的研究較少。本研究旨在比較哌羅匹隆與氟哌啶醇治療老年精神分裂癥患者的臨床療效及安全性,現(xiàn)報(bào)道如下。
1.1 納入與排除標(biāo)準(zhǔn) 納入標(biāo)準(zhǔn)[3-5]:(1)均符合“中國精神障礙分類與診斷標(biāo)準(zhǔn)”(第3版)中關(guān)于精神分裂癥的診斷標(biāo)準(zhǔn);(2)評(píng)分標(biāo)準(zhǔn):陽性和陰性癥狀量表(PANSS)>60分;(3)年齡>60周歲,性別不限;(4)獲得患者及其家屬或監(jiān)護(hù)人知情同意并簽署知情同意書;(5)肝功能、血常規(guī)、尿常規(guī)及心電圖檢測均正常。排除標(biāo)準(zhǔn):(1)由于腦器質(zhì)性疾病或軀體疾病導(dǎo)致的精神障礙者;(2)已知對(duì)哌羅匹隆或氟哌啶醇過敏者;(3)自殺企圖強(qiáng)烈或沖動(dòng)興奮嚴(yán)重者;(4)符合CCMD-3酒、藥物依賴診斷標(biāo)準(zhǔn)者;(5)入選前兩周內(nèi)采用長效抗精神病藥物治療者;(6)正在接受腎上腺素治療者;(7)錐體外系反應(yīng)強(qiáng)烈或遲發(fā)性運(yùn)動(dòng)障礙明顯者;(8)對(duì)中樞神經(jīng)抑制劑敏感者,如巴比妥酸衍生物等;(9)最近30 d內(nèi)參加過其他藥物臨床試驗(yàn)者。
1.2 一般資料 選取攀枝花市第三人民醫(yī)院2012—2014年收治的老年精神分裂癥患者64例,按照隨機(jī)數(shù)字表法分為試驗(yàn)組和對(duì)照組,每組32例。兩組患者年齡、性別、體質(zhì)量、教育程度、疾病分型、家族史陽性率比較,差異無統(tǒng)計(jì)學(xué)意義(P>0.05,見表1),具有可比性。本研究經(jīng)攀枝花市第三人民醫(yī)院倫理委員會(huì)批準(zhǔn)。
1.3 方法 本研究采用隨機(jī)單盲對(duì)照,試驗(yàn)組患者給予哌羅匹隆(麗珠集團(tuán)麗珠制藥廠生產(chǎn),規(guī)格:4 mg×30片),初始劑量為12 mg/d,根據(jù)病情逐漸增加(16~48 mg/d),平均劑量為34.7 mg/d;對(duì)照組患者給予氟哌啶醇(北京太洋藥業(yè)有限公司生產(chǎn),規(guī)格:4 mg×100片)治療,初始劑量為4 mg/d,劑量范圍8~20 mg/d,平均劑量為11.8 mg/d;兩組患者均治療8周。
1.4 觀察指標(biāo) 比較兩組患者臨床療效及不良反應(yīng)發(fā)生情況,治療前及治療4、6、8周PANSS評(píng)分,并觀察兩組患者合并用藥情況。完成統(tǒng)計(jì)分析后揭盲。
1.5 臨床療效判定標(biāo)準(zhǔn)[6-7]根據(jù)治療前后PANSS減分率評(píng)定臨床療效,減分率=(治療前總分-治療后總分)/(治療前總分-30)×100%。治愈:PANSS減分率>75%;顯效:PANSS減分率為50%~75%;有效:PANSS減分率為30%~49%;無效:PANSS減分率<30%。依據(jù)副反應(yīng)量表(TESS)的標(biāo)準(zhǔn)對(duì)藥物產(chǎn)生的不良反應(yīng)進(jìn)行評(píng)定。
2.1 兩組患者臨床療效比較 64例患者中完成研究者62例,兩組各有1例患者因依從性差而脫落。兩組患者臨床療效比較,差異無統(tǒng)計(jì)學(xué)意義(u=-0.049,P=0.961,見表2)。
表2 兩組患者臨床療效比較(例)
2.2 兩組患者治療前后PANSS評(píng)分比較 治療前及治療4、6、8周兩組患者陰性癥狀量表評(píng)分、陽性癥狀量表評(píng)分、一般精神病理癥狀量表評(píng)分及PANSS總分比較,差異無統(tǒng)計(jì)學(xué)意義(P>0.05);治療4周兩組患者陽性癥狀量表評(píng)分、一般精神病理癥狀量表評(píng)分及PANSS總分均低于治療前,治療6、8周兩組患者陰性癥狀量表評(píng)分、陽性癥狀量表評(píng)分、一般精神病理癥狀量表評(píng)分及PANSS總分均低于治療前,差異有統(tǒng)計(jì)學(xué)意義(P<0.05,見表3)。
2.3 兩組患者不良反應(yīng)發(fā)生率比較 試驗(yàn)組患者錐體外系反應(yīng)發(fā)生率低于對(duì)照組,差異有統(tǒng)計(jì)學(xué)意義(P<0.05);兩組患者嗜睡、記憶力下降、惡心嘔吐、心率加快、失眠、視物模糊、頭暈、便秘發(fā)生率比較,差異無統(tǒng)計(jì)學(xué)意義(P>0.05,見表4)。
精神分裂癥是嚴(yán)重危害人類健康的精神疾病之一,臨床一經(jīng)確診需要進(jìn)行長期甚至終身的藥物治療[8-10]。因此,抗精神病藥物的不良反應(yīng)對(duì)長期用藥患者影響重大[11-12]。目前臨床使用的多數(shù)抗精神病藥物不良反應(yīng)多且相對(duì)嚴(yán)重,因此治療精神分裂癥重要的發(fā)展方向是尋求一種療效好且不良反應(yīng)發(fā)生率低的藥物[13-14]。
表1 兩組患者基線資料比較
注:a為χ2值
表3 兩組患者治療前后PANSS評(píng)分比較分)
注:與治療前比較,aP<0.05;PANSS=陽性和陰性癥狀量表
表4 兩組患者不良反應(yīng)發(fā)生率比較〔n(%)〕
氟哌啶醇是丁酰苯類抗精神病藥物的主要代表,其作用與氯丙嗪相似,能選擇性阻斷D2樣受體,其應(yīng)用特點(diǎn)為抗焦慮癥、抗精神病作用強(qiáng)而持久,對(duì)精神分裂癥與其他精神病的躁狂癥狀同樣有效,為經(jīng)典抗精神病藥物[15-16]。哌羅匹隆是一種新型的非典型抗精神病藥物,可改善精神分裂癥患者的臨床癥狀,且對(duì)患者的陽性和陰性癥狀同樣有效[17-19]。哌羅匹隆的結(jié)構(gòu)骨架為苯并異噻唑,其藥理作用主要是通過拮抗5-羥色胺以及多巴胺D2受體而產(chǎn)生治療效果,同時(shí)還具有對(duì)5-羥色胺1A的激活作用,對(duì)精神分裂癥的陽性和陰性癥狀均具有明顯改善作用[20]。哌羅匹隆具有良好的選擇作用,其中包含作用部位的選擇與受體的選擇,哌羅匹隆選擇性作用于中腦邊緣系統(tǒng),對(duì)基底核作用微弱,使其發(fā)揮抗精神病作用的同時(shí)又降低了錐體外系反應(yīng)發(fā)生率[21-23]。其次,哌羅匹隆主要拮抗5-羥色胺D2受體,從而對(duì)陰性癥狀療效顯著[24]。
本研究主要納入老年精神分裂癥患者,其人群生理特點(diǎn)導(dǎo)致藥物清除慢、受體位點(diǎn)敏感,且常伴有多種合并癥及合并用藥等特點(diǎn),再加上老年精神分裂癥的發(fā)病率低,臨床對(duì)老年患者抗精神病用藥的研究較少。本研究比較了哌羅匹隆與氟哌啶醇治療老年精神分裂癥患者的臨床療效,結(jié)果顯示,兩組患者臨床療效間無差異,治療4周兩組患者陽性癥狀量表評(píng)分、一般精神病理癥狀量表評(píng)分及PANSS總分均低于治療前,治療6、8周兩組患者陰性癥狀量表評(píng)分、陽性癥狀量表評(píng)分、一般精神病理癥狀量表評(píng)分及PANSS總分均低于治療前,表明哌羅匹隆與氟哌啶醇治療老年精神分裂癥總體療效相當(dāng),且均能同時(shí)改善老年精神分裂癥患者的陰性癥狀和陽性癥狀。試驗(yàn)組患者錐體外系反應(yīng)發(fā)生率低于對(duì)照組,嗜睡、記憶力下降、惡心嘔吐、心率加快、失眠、視物模糊、頭暈、便秘發(fā)生率與對(duì)照組無明顯差異,提示哌羅匹隆治療老年精神分裂癥患者錐體外系反應(yīng)發(fā)生率低,患者依從性好,是一種適合于精神分裂癥患者長期治療的非典型抗精神病藥[25]。
由于肝腎疾病患者也具有藥物清除慢、受體位點(diǎn)敏感及常伴有多種合并癥、合并用藥多等特點(diǎn),故本研究未能考察研究藥物對(duì)肝腎疾病患者的臨床療效,有待進(jìn)一步研究探討。另外,本研究樣本量較小,治療時(shí)間較短,因此本研究結(jié)果尚需更大規(guī)模、觀察時(shí)間長的研究進(jìn)行證實(shí)。
綜上所述,哌羅匹隆與氟哌啶醇治療老年精神分裂癥患者的臨床療效相當(dāng),但哌羅匹隆引起的錐體外系反應(yīng)發(fā)生率較低,患者依從性更好。
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(本文編輯:毛亞敏)
Comparative Study for Clinical Effect and Safety on Senile Schizophrenia between Perospirone and Haloperidol
YUYan,JIANGZhi-feng,DONGMing.DepartmentofPharmacy,theThirdPeople′sHospitalofPanzhihua,Panzhihua617061,China
Objective To compare the clinical effect and safety on senile schizophrenia between perospirone and haloperidol.Methods A total of 62 aged patients with schizophrenics were selected in the Third People′s Hospital of Panzhihua from 2012 to 2014,and they were divided into control group and test group,each of 32 cases.Patients of control group received haloperidol,while patients of test group received perospirone.Clinical effect,incidence of adverse reactions,PANSS score before treatment and 4,6,8 weeks of treatment were compared between the two groups,and drug combination was observed.Results One of control group and one of test group lost caused by poor compliance.No statistically significant differences of clinical effect was found between the two group(u=-0.049,P=0.961).No statistically significant differences of Negative Symptoms Rating Scale score,Positive Symptoms Rating Scale score,General Mental Pathological Symptoms Scale score or total PANSS score was found between the two groups before treatment or 4,6,8 weeks of treatment(P>0.05);after 4 weeks of treatment,Positive Symptoms Rating Scale score,General Mental Pathological Symptoms Scale score and total PANSS score of both groups were statistically significantly lower than those before treatment(P<0.05);after 6 and 8 weeks of treatment,Negative Symptoms Rating Scale score,Positive Symptoms Rating Scale score,General Mental Pathological Symptoms Scale score and total PANSS score of both groups were statistically significantly lower than those before treatment(P<0.05).The incidence of extrapyramidal reactions of test group was statistically significantly lower than that of control group(P<0.05),while no statistically significant differences of incidence of sleepiness,memory deterioration,nausea and vomiting,increased heart rate,insomnia,blurred vision,dizziness orconstipation was found between the two groups(P>0.05).Three cases of control group,four cases of test group used benzodiazepines because of insomnia-induced anxiety and tension,but no one used anticholinergics.Conclusion Perospirone has similar clinical effect in treating senile schizophrenia with haloperidol,but the incidence of perospirone-induced extrapyramidal reactions is relatively low,and the patients′compliance is better.
Schizophrenia;Perospirone;Haloperidol;Comparative effectiveness research
617061四川省攀枝花市第三人民醫(yī)院藥劑科
R 749.3
B
10.3969/j.issn.1008-5971.2015.10.024
2015-07-09;
2015-10-13)