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硝酸甘油片是一种口含制剂,应在心绞痛发作时舌下含服。因为硝酸甘油片在舌下易被口腔粘膜吸收入血而迅速奏效。1～2分钟即可发挥疗效,作用时间大约10～45分钟左右如是较重的心绞痛,亦可嚼碎药片使之分布于全口腔,以加速其吸收。切忌整片吞服,因整片吞服被消化道吸收后经门静脉进入肝脏,因而
Nitroglycerin tablets are an oral preparation that should be sublingual when angina pectoris occurs. Because nitroglycerin tablets in the sublingual mucosa easily absorbed into the blood and quickly work. 1 to 2 minutes to play a curative effect, the role of time about 10 to 45 minutes or so heavier angina, but also chewable tablets so that the distribution in the whole mouth to speed up its absorption. Avoid swallowing the whole piece, because the whole piece swallowed by the digestive tract absorbed by the portal vein into the liver, which