Ma'anar ƙamus na kalmar "anesthetic anesthetic" tana nufin wani nau'in magani ko wani abu da ake amfani da shi don rage wani yanki na jiki, yawanci don hana jin zafi a lokacin aikin likita, kamar su tiyata ko hanyoyin haƙori. . Magungunan anesthetics na gida suna aiki ta hanyar toshe siginar jijiya a yankin da ake shafa su ko allura, ta haka ne ke hana jijiyoyi watsa alamun zafi zuwa kwakwalwa. Ana amfani da magungunan kashe qwari na gida a wuraren kiwon lafiya da na hakori don ba da jin zafi a lokacin ƙananan hanyoyin tiyata ko don rage wani yanki na musamman kafin allura, biopsies, ko wasu ayyukan likita.