給病牛投藥的方法要根據藥物劑型而定,常用的方法有以下四種。
一、水劑投藥法 病bing牛niu保bao定ding,先xian將jiang胃wei管guan或huo投tou藥yao管guan準zhun確que插cha入ru食shi管guan內nei,然ran後hou再zai投tou藥yao。方fang法fa是shi把ba胃wei管guan或huo投tou藥yao管guan洗xi淨jing,管guan外wai用yong水shui沾zhan濕shi,空kong掉diao多duo餘yu水shui,管guan頭tou沾zhan少shao許xu液ye體ti石shi蠟la潤run滑hua,經jing鼻bi輕qing輕qing向xiang裏li插cha人ren,到dao咽yan部bu時shi要yao用yong管guan頭tou輕qing輕qing觸chu動dong咽yan喉hou,誘you發fa牛niu吞tun咽yan,當dang吞tun咽yan時shi順shun勢shi插cha人ren食shi管guan。確que認ren在zai食shi管guan內nei後hou繼ji續xu將jiang投tou藥yao管guan向xiang後hou插cha至zhi頸jing中zhong部bu以yi下xia,然ran後hou接jie上shang漏lou鬥dou,把ba藥yao液ye倒dao入ru漏lou鬥dou內nei,高gao舉ju漏lou鬥dou超chao過guo牛niu頭tou部bu將jiang藥yao液ye灌guan人ren胃wei內nei。藥yao液ye灌guan完wan後hou,再zai灌guan少shao量liang清qing水shui,衝chong洗xi投tou藥yao管guan,拔ba掉diao漏lou鬥dou並bing把ba投tou藥yao管guan內nei的de殘can留liu液ye吹chui人ren胃wei內nei,然ran後hou用yong拇mu指zhi堵du住zhu藥yao管guan管guan口kou或huo把ba管guan折zhe疊die後hou緩huan慢man抽chou出chu。
二、糊劑投藥法 bingniuzaidanzhuhuoliuzhulanneibaoding,youzhushouqianyinbihuanshenghuoyongshouzhiniezhubizhongge,shiniutoushaoyang。ranhou,touyaozheyizhishouchishengyaodeguanjiao,shunkoujiaocharenkouqiang,songzhishemianzhongbujiangyaoguanxia,lingzhiyishoukenayaopenzhiyukouxia,shoujiecongkoujiaoliuchudeyaowu。
三、丸劑投藥法 小(xiao)丸(wan)型(xing)用(yong)投(tou)藥(yao)槍(qiang)或(huo)裹(guo)在(zai)草(cao)團(tuan)中(zhong)投(tou)服(fu),大(da)丸(wan)劑(ji)可(ke)用(yong)手(shou)投(tou)入(ru)。方(fang)法(fa)是(shi)用(yong)左(zuo)手(shou)從(cong)口(kou)角(jiao)伸(shen)入(ru)打(da)開(kai)口(kou)腔(qiang),拉(la)出(chu)舌(she)頭(tou),右(you)手(shou)持(chi)藥(yao)丸(wan)塞(sai)入(ru)舌(she)根(gen)部(bu),左(zuo)手(shou)立(li)即(ji)鬆(song)開(kai)舌(she)頭(tou),並(bing)拖(tuo)住(zhu)下(xia)頜(he)部(bu),稍(shao)抬(tai)高(gao)牛(niu)頭(tou),藥(yao)丸(wan)便(bian)可(ke)自(zi)然(ran)咽(yan)下(xia)。
四、舔劑投藥法 將藥加適量麵粉調成糊狀,打開口腔用木片將糊狀塗在舌根背部,隨即抬高牛頭,使其自然咽下。
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