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可待因是镇咳及止痛效果好,成瘾性小的有效药物,在医疗上各国使用极为广泛。过去我国麻醉药用量比起世界各国几乎是末位,据统计每年全世界可待因生产使用量约150 000 kg,而我国仅数百公斤,近年来随着治疗用药的需求,也逐渐开发了麻醉药品新品种,氨酚待因片就是新发展的有效止痛药之一。它是可待因与乙酰氨基酚混合的复方制剂,有氨酚待因Ⅰ号片和Ⅱ号片两种规格。前者每片含磷酸可待因8.4 mg,对乙酰氨基酚500 mg,是1989年部颁收载的法定药。部颁标准用于检查磷酸可待因均匀度的方法是可待因与酸性,染料形成显色
Codeine is effective cough and analgesic effect, small addictive drugs, widely used in medical countries. In the past, the amount of narcotic drugs used in our country was almost the last place in the world. According to the statistics, about 150,000 kg of codeine is used annually in the world and only a few hundred kilograms in our country. In recent years, as the demand for therapeutic drugs has been gradually developed A new narcotic drugs, paracetamol tablets is one of the new development of effective painkillers. It is a mixture of codeine and acetaminophen compound preparation, paracetamol to be due to No. I tablets and tablets No. Ⅱ two specifications. The former each containing 8.4 mg of codeine phosphate, acetaminophen 500 mg, is the statutory drug contained in the Department of Pharmacopoeia in 1989. The ministerial standards for checking the uniformity of codeine phosphate is codeine and acid, dye formation of color