<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 150%; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left>【不良反應(yīng)】</B></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 13.5pt; LINE-HEIGHT: 150%; mso-char-indent-count: 1.5; mso-layout-grid-align: none; tab-stops: 189.0pt">1.本品最嚴(yán)重不良反應(yīng)為高劑量時(shí)可引起癲癇發(fā)作和周圍神經(jīng)病變,后者主要表現(xiàn)為肢端麻木和感覺異常.某些病例長期用藥時(shí)可產(chǎn)生持續(xù)性周圍神經(jīng)病變.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 13.5pt; LINE-HEIGHT: 150%; mso-char-indent-count: 1.5; mso-layout-grid-align: none; tab-stops: 189.0pt">2.其他常見的不良反應(yīng)有:</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 13.5pt; LINE-HEIGHT: 150%; mso-char-indent-count: 1.5; mso-layout-grid-align: none">(1)胃腸道反應(yīng),如惡心,食欲減退,嘔吐,腹瀉,腹部不適,味覺改變,口干,口腔金屬味等.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 13.5pt; LINE-HEIGHT: 150%; mso-char-indent-count: 1.5; mso-layout-grid-align: none">(2)可逆性粒細(xì)胞減少.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 13.5pt; LINE-HEIGHT: 150%; mso-char-indent-count: 1.5; mso-layout-grid-align: none">(3)過敏反應(yīng),皮疹,蕁麻疹,瘙癢等.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 13.5pt; LINE-HEIGHT: 150%; mso-char-indent-count: 1.5; mso-layout-grid-align: none">(4)中樞神經(jīng)系統(tǒng)癥狀,如頭痛,眩暈,暈厥,感覺異常,肢體麻木,共濟(jì)失調(diào)和精神錯亂等.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 15.75pt; LINE-HEIGHT: 150%; mso-char-indent-count: 1.75; mso-outline-level: 1">(5)其他有發(fā)熱,陰道念珠菌感染,膀胱炎,排尿困難,尿液顏色發(fā)黑等,均屬可逆性,停藥后自行恢復(fù).</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 150%; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left>【禁忌】</B></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0; mso-layout-grid-align: none">1.對甲硝唑或吡咯類藥物過敏患者禁用.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0; mso-layout-grid-align: none">2.有活動性中樞神經(jīng)疾病和血液病患者禁用.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0; mso-layout-grid-align: none">3.孕婦禁用.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0; mso-layout-grid-align: none">4.飲酒者禁用.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 150%; mso-layout-grid-align: none">【注意事項(xiàng)】</B></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0; mso-layout-grid-align: none">1.致癌,致突變作用:動物試驗(yàn)或體外測定發(fā)現(xiàn)本品具致癌,致突變作用,但人體中尚未證實(shí).</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0; mso-layout-grid-align: none">2.使用中發(fā)生中樞神經(jīng)系統(tǒng)不良反應(yīng),應(yīng)及時(shí)停藥. <BR>3.本品可干擾丙氨酸氨基轉(zhuǎn)移酶,乳酸脫氫酶,三酰甘油,己糖激酶等的檢驗(yàn)結(jié)果,使其測定值降至零.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0; mso-layout-grid-align: none">4.用藥期間不應(yīng)飲用含酒精的飲料,因可引起體內(nèi)乙醛蓄積,干擾酒精的氧化過程,導(dǎo)致雙硫侖樣反應(yīng),患者可出現(xiàn)腹部痙攣,惡心,嘔吐,頭痛,面部潮紅等.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0; mso-layout-grid-align: none">5.肝功能減退者本品代謝減慢,藥物及其代謝物易在體內(nèi)蓄積,應(yīng)減量使用,并作血藥濃度監(jiān)測.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0; mso-layout-grid-align: none">6.本品可自胃液持續(xù)清除,某些放置胃管作吸引減壓者,可引起血藥濃度下降.血液透析時(shí),本品及代謝物迅速被清除,故應(yīng)用本品不需減量.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0; mso-layout-grid-align: none">7.念珠菌感染者應(yīng)用本品,其癥狀會加重,需同時(shí)給抗真菌治療.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0; mso-layout-grid-align: none">8.厭氧菌感染合并腎功能衰竭患者,給藥間隔時(shí)間應(yīng)由8小時(shí)延長至12小時(shí).</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0; mso-layout-grid-align: none">9.治療陰道滴蟲病時(shí),需同時(shí)治療其性伴侶.</P>
<P class=MsoList2 style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0">10.重復(fù)一個療程前,應(yīng)做白細(xì)胞計(jì)數(shù).</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 150%; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left>【孕婦及哺乳期婦女用藥】</B></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0; mso-layout-grid-align: none">甲硝唑可透過胎盤,迅速進(jìn)入胎兒循環(huán).動物試驗(yàn)發(fā)現(xiàn)口服給藥對胎仔無毒性.甲硝唑?qū)μ旱挠绊懮袩o足夠和嚴(yán)密的對照觀察,因此孕婦禁用.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0; mso-outline-level: 1">甲硝唑在乳汁中濃度與血中相似.動物試驗(yàn)顯示本品對幼鼠具致癌作用,故哺乳期婦女不宜使用.若必須用藥,應(yīng)中斷授乳,并在療程結(jié)束后24~48小時(shí)方可重新授乳.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 150%; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left>【兒童用藥</B>】兒童應(yīng)慎用并減量使用.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 150%; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left>【老年用藥</B>】</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; TEXT-ALIGN: left; mso-pagination: widow-orphan; mso-char-indent-count: 2.0" align=left>老年人由于肝功能減退,應(yīng)用本品時(shí)藥動學(xué)有所改變,需監(jiān)測血藥濃度.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 150%; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left>【藥物相互作用</B>】</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0; mso-layout-grid-align: none">1.甲硝唑能抑制華法林和其他口服抗凝藥的代謝,加強(qiáng)它們的作用,引起凝血酶原時(shí)間延長.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0; mso-layout-grid-align: none">2.與苯妥英鈉,苯巴比妥等誘導(dǎo)肝微粒體酶的藥物合用,可加強(qiáng)本品代謝,使血藥濃度下降,而苯妥英鈉排泄減慢.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0; mso-layout-grid-align: none">3.與西咪替丁等抑制肝微粒體酶活性的藥物合用,可減慢本品在肝內(nèi)的代謝及其排泄,延長本品的血消除半衰期(t1/2β),應(yīng)根據(jù)血藥濃度測定的結(jié)果調(diào)整劑量.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0; mso-layout-grid-align: none">4.本品可干擾雙硫侖代謝,兩者合用時(shí)患者飲酒后可出現(xiàn)精神癥狀,故2周內(nèi)應(yīng)用雙硫侖者不宜再用本品.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18.8pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.09; mso-layout-grid-align: none">5.本品可干擾血清氨基轉(zhuǎn)移酶和乳酸脫氫酶的測定結(jié)果,可使膽固醇,三酰甘油水平下降.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 150%; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left>【藥物過量</B>】</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0; mso-layout-grid-align: none; tab-stops: 312.0pt">甲硝唑最嚴(yán)重的不良反應(yīng)為高劑量時(shí)可引起癲癇發(fā)作和周圍神經(jīng)病變,后者主要表現(xiàn)為肢端麻木和感覺異常.某些病例長期用藥時(shí)可產(chǎn)生持續(xù)周圍神經(jīng)病變.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 150%; TEXT-ALIGN: left; mso-pagination: widow-orphan" align=left>【藥理毒理】</B></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.0">藥理作用</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; TEXT-ALIGN: left; mso-pagination: widow-orphan; mso-char-indent-count: 2.0" align=left>甲硝唑?qū)Υ蠖鄶?shù)厭氧菌具強(qiáng)大抗菌作用.抗菌譜包括脆弱擬桿菌屬和其他擬桿菌屬,梭形桿菌,產(chǎn)氣梭狀芽孢桿菌,真桿菌,韋容球菌,消化球菌和消化鏈球菌等.其殺菌濃度稍高于抑菌濃度.甲硝唑的殺菌機(jī)制尚未完全闡明,厭氧菌的硝基還原酶在敏感菌株的能量代謝中起重要作用.本品的硝基還原成一種細(xì)胞毒,從而作用于細(xì)菌的DNA代謝過程,促使細(xì)菌死亡.耐藥菌往往缺乏硝基還原酶因而對甲硝唑耐藥.人工牛黃具解熱抗炎作用.</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 20.25pt; LINE-HEIGHT: 150%; mso-char-indent-count: 2.25">毒理研究</P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 18pt; LINE-HEIGHT: 150%; TEXT-ALIGN: left; mso-pagination: widow-orphan; mso-char-indent-count: 2.0" align=left>未進(jìn)行該項(xiàng)實(shí)驗(yàn)且無可靠參考文獻(xiàn).</P>
看病 男科 婦科 癲癇 性病 養(yǎng)生 新聞 白癲風(fēng) 牛皮癬
就醫(yī) 疾病信息 健康經(jīng)驗(yàn) 癥狀信息 手術(shù)項(xiàng)目 檢查項(xiàng)目 健康百科 求醫(yī)問藥
用藥 藥品庫 疾病用藥 藥品心得 用藥安全 藥品資訊 用藥方案 品牌藥企 明星藥品
有問必答 內(nèi)科 外科 兒科 藥品 遺傳 美容 檢查 減肥 中醫(yī)科 五官科 傳染科 體檢科 婦產(chǎn)科 腫瘤科 康復(fù)科 子女教育 心理健康 整形美容 家居環(huán)境 皮膚性病 營養(yǎng)保健 其他科室 保健養(yǎng)生 醫(yī)院在線