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据调查发现,维生素A、D中毒,以6个月到3岁的婴幼儿发病最高,多是由于家长给小儿服用鱼肝油过多所造成的。应当引起警惕。 孕妇若大量服用维生素A、D则会引起胎儿骨骼发育异常、先天性白内障、新生儿血钙过高,以及智力迟钝等不良后果。 大量应用维生素B1会出现头昏眼花、腹泻、浮肿、心失常等。用以肌肉注射可发生红斑、风疹块、接触性皮炎、支气管哮喘,甚至过敏性休克。孕妇过量服用,会造成产后出血不止。
According to the survey found that vitamin A, D poisoning, to 6 months to 3 years old infants and young children highest incidence, mostly due to parents to children taking cod liver oil caused by too much. Caution should be given. Pregnant women taking large doses of vitamin A, D can cause fetal bone dysplasia, congenital cataracts, neonatal hypercalcemia, and mental retardation and other adverse consequences. A large number of vitamin B1 will appear dizziness, diarrhea, edema, heart disorders and so on. For intramuscular injection can occur erythema, rubella block, contact dermatitis, bronchial asthma, and even anaphylactic shock. Excessive use of pregnant women, will result in more than postpartum hemorrhage.