我们于1988～1990年用锌剂治疗异食癖患儿44例。其中男26例,女18例;年龄8个月～8岁,以幼儿为多(72.7％)。病程3个月至3.5年,多在1年以内。多数异食2～3种,有煤渣、墙皮、泥土、沙石、头发、纸张、瓜子壳、蛋壳、毛巾等。均予甘草锌胶囊口服,按0.5～1.5mg/kg·d元素锌计算,分3次饭后服用,连服1～2个月。结果显效15例(34.1％),1～2周症状消失,1个月不复发;有效19例 In 1988-1990, we used zinc to treat 44 children with pica. There were 26 males and 18 females, ranging in age from 8 months to 8 years (72.7%). Duration of 3 months to 3.5 years, more than 1 year. The majority of different food 2 to 3, with cinder, wall skin, earth, sand, hair, paper, melon seeds shell, eggshell, towels and so on. All were given licorice zinc capsules orally, according to 0.5 ~ 1.5mg / kg · d elemental zinc calculation, taking 3 times after meals, and even for 1 to 2 months. The results were markedly effective in 15 cases (34.1%), symptoms disappeared in 1 to 2 weeks, one month without recurrence; effective in 19 cases