Because of a serious liver first-pass effect, the dosage forms of Naloxone Hydrochloride is mainly used on domestic and aboard clinical practice in the forms of injection and sublingualtablet.
但由于该药肝脏首过效应严重，口服无效，目前国内外临床上供应用的盐酸纳洛酮的剂型为注射液和舌下片。
2
For sublingual-administered drugs, have client place medication under tongue and allow it to dissolve completely. Caution client against swallowing tablet.