首先捉住病豬兩耳，使它站立保定，然後用木棒或開口器撬開豬嘴，將藥片、藥yao丸wan或huo其qi他ta藥yao劑ji放fang置zhi於yu豬zhu舌she根gen背bei麵mian，再zai倒dao入ru少shao量liang清qing水shui
，將jiang豬zhu嘴zui閉bi上shang，豬zhu即ji可ke將jiang藥yao物wu咽yan下xia。這zhe種zhong投tou藥yao方fang法fa限xian於yu少shao量liang藥yao物wu，若ruo喂wei大da量liang藥yao物wu，則ze應ying采cai取qu胃wei管guan投tou藥yao。

經鼻投藥法

將病豬站立或橫臥保定
，要求鼻孔向上，緊閉嘴巴，把易溶於水的藥物溶於30毫升至50毫(hao)升(sheng)水(shui)中(zhong)，再(zai)將(jiang)藥(yao)水(shui)吸(xi)入(ru)膠(jiao)皮(pi)球(qiu)中(zhong)，慢(man)慢(man)滴(di)入(ru)病(bing)豬(zhu)鼻(bi)孔(kong)內(nei)，豬(zhu)就(jiu)一(yi)口(kou)一(yi)口(kou)地(di)把(ba)藥(yao)水(shui)咽(yan)下(xia)。這(zhe)種(zhong)方(fang)法(fa)簡(jian)單(dan)易(yi)行(xing)，大(da)小(xiao)豬(zhu)都(dou)可(ke)采(cai)用(yong)。量(liang)大(da)或(huo)不(bu)溶(rong)於(yu)水(shui)的(de)藥(yao)物(wu)不(bu)宜(yi)采(cai)用(yong)此(ci)法(fa)。

胃管投藥法

jiangzhuzhanlihuohengwobaoding
，batoubuguding，shizhibunengziyouhuodong。yongkaikouqijiangzhuzuiqiaokai，baweiguancongshemianxunsutongguoshegenbucharushiguanzhong。dangweiguanquedingcharuweizhiwuwushi，jikezhurushixianrongjiehaodeyaowu。guanwanyaohouzaixiangguanneidarushaoliangqiti，shiweiguanneiyaowupaikong，ranhouxunsubachuweiguan。jianzhaweiguanshifoucharushidaodefangfa：一(yi)是(shi)用(yong)壓(ya)癟(bie)的(de)膠(jiao)皮(pi)球(qiu)連(lian)在(zai)胃(wei)管(guan)的(de)外(wai)口(kou)上(shang)，如(ru)果(guo)球(qiu)仍(reng)然(ran)保(bao)持(chi)原(yuan)狀(zhuang)而(er)不(bu)鼓(gu)起(qi)
，將(jiang)膠(jiao)皮(pi)球(qiu)充(chong)氣(qi)向(xiang)胃(wei)管(guan)打(da)氣(qi)而(er)暢(chang)通(tong)無(wu)阻(zu)，即(ji)證(zheng)明(ming)胃(wei)管(guan)已(yi)進(jin)入(ru)食(shi)道(dao)或(huo)胃(wei)內(nei)。二(er)是(shi)將(jiang)胃(wei)管(guan)外(wai)口(kou)浸(jin)在(zai)水(shui)中(zhong)，如(ru)果(guo)隨(sui)病(bing)豬(zhu)呼(hu)吸(xi)噴(pen)出(chu)氣(qi)泡(pao)，則(ze)是(shi)插(cha)入(ru)了(le)氣(qi)管(guan)。如(ru)果(guo)無(wu)氣(qi)泡(pao)發(fa)生(sheng)，則(ze)是(shi)插(cha)入(ru)了(le)食(shi)管(guan)。三(san)是(shi)如(ru)果(guo)胃(wei)管(guan)插(cha)入(ru)了(le)氣(qi)管(guan)
，則(ze)豬(zhu)不(bu)叫(jiao)或(huo)叫(jiao)聲(sheng)低(di)弱(ruo)。如(ru)果(guo)胃(wei)管(guan)插(cha)入(ru)食(shi)管(guan)了(le)，則(ze)叫(jiao)聲(sheng)不(bu)變(bian)。

灌腸法

就jiu是shi將jiang無wu刺ci激ji性xing的de藥yao物wu灌guan入ru病bing豬zhu直zhi腸chang內nei，由you直zhi腸chang內nei黏nian膜mo予yu以yi吸xi收shou。當dang豬zhu患huan口kou腔qiang疾ji病bing不bu易yi吞tun咽yan食shi物wu時shi
，通tong常chang采cai用yong灌guan腸chang法fa給gei其qi補bu充chong營ying養yang。豬zhu便bian秘mi時shi，也ye可ke以yi給gei其qi灌guan腸chang促cu進jin腸chang管guan內nei的de糞fen便bian排pai出chu。治zhi療liao用yong的de灌guan腸chang劑ji主zhu要yao是shi用yong溫wen水shui、生理鹽水或1%的肥皂水。灌注營養物時，首先灌注溫水，把病豬直腸內的糞便排除後
，再灌注營養物質。具體做法是：xianbabingzhubaodinghao，jiangguanchangqitushangyouleihuofeizaoshui
，zaiyougangmencharuzhichang，ranhougaojuguanchangtong
，shitongneideyaoyehuoyingyangyeliuruzhichang。guanzhuyihou
，bixushibingzhubaochianjing。dangbingzhuyouyaopaifendebiaoxianshi，lijiyongshouzhangzaiqiweigenshangbulianxupaidajixia，shiqigangmenkuoyuejishousuo，fangzhiyaoyehuoyingyangyewailiu。

注射法

因技術性較強，必須由專業人員持專用設備進行操作。一般有皮下注射
、肌肉注射、靜脈注射
、氣管注射
、腹腔注射等幾種。