维生素是人体维持正常生理活动所必需的一类有机物质,为六大类(糖、脂肪、蛋白质、无机盐、维生素、水)营养物之一。临床上常用的维生素有 A、B、C、D、E、K 等族。维生素 C 的生理作用广泛,临床应用范围不断扩大。许多人认为它安全,无副作用,剂量不必严格限制,所以常有滥用现象。因此,对维生素 C 的临床应用作一简述,很有必要。一、维生素 C 的生理和药理作用:维生素 C(抗坏血酸)为水溶性维生素,在体内参与糖的氧化还原过程,能使组织产生胶原质,参与组织间质的生成,可能使血清胆固醇下降。维生素 C 尚能维持心肌和中枢神经系统的代谢和功能,对体内肾 Vitamins are a type of organic substance necessary for the body to maintain normal physiological activity and are one of the six major categories of nutrients (sugar, fat, protein, inorganic salts, vitamins, and water). Clinically used vitamins A, B, C, D, E, K and other families. Vitamin C’s physiological role of a wide range of clinical applications continue to expand. Many people think it safe, no side effects, dosage need not be strictly limited, so often abuse. Therefore, the clinical application of vitamin C to make a brief, it is necessary. First, the physiological and pharmacological effects of vitamin C: Vitamin C (ascorbic acid) is a water-soluble vitamin, in the body involved in the redox process of sugar, can make the organization produce collagen, involved in the formation of interstitial tissue, serum cholesterol may decline. Vitamin C still able to maintain myocardial and central nervous system metabolism and function of the body kidney