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在美国食品与药物管理局(FDA)致畸胎药的资料中,因妊娠头3个月用药而引起胎儿缺陷者有2万多例,其中包括仅有的2例连体双胎,这两名产妇都在妊娠早期服过灰黄霉素.第一例是1977年美国的女性双胎,头和胸部均相连.产妇在妊娠早期因治疗皮肤真菌感染而服过灰黄霉素.另一例是1986年4月委内端拉的男性连体双胎,产妇在妊娠头2月中每日口服灰黄霉素3片.这些双胎为双头
In the United States Food and Drug Administration (FDA) teratogenic drug data, the first 3 months of pregnancy caused by drug use caused more than 20,000 cases of fetal defects, including only 2 cases of twin twins, the two The first mothers were both griseofulvin in the first trimester of pregnancy.The first case was a female twins in the United States in 1977 with both the head and the chest connected.The mother took griseofulvin for the treatment of fungal skin infections during the first trimester of pregnancy.Another case In April 1986, the Venezuelan Commission in Venezuela pull the male Siamese twins, mothers during the first trimester of oral administration of griseofulvin 3. These twins for the double