title: Prenatal toxic effects of STS 557. I. Investigations in mice.
abstract: STS 557 was tested for adverse effects in mice by prenatal and postnatal investigations. Several doses of STS 557 and levonorgestrel as a standard were administered on days 3--7, 8--12, or 13--17 post coitum. Following administration on days 3--7 p.c. an increase of skeleton retardations and skeleton alterations was found.
mesh_terms: D000818:Animals; D001835:Body Weight / Q000187:drug effects; D004622:Embryo, Mammalian / Q000187:drug effects*; D005260:Female; D005333:Fetus / Q000187:drug effects*; D051379:Mice; D009277:Nandrolone / Q000031:analogs & derivatives* / Q000633:toxicity; D011247:Pregnancy; D045167:Progesterone Congeners / Q000633:toxicity*; D013723:Teratogens
chemical_list: D045167:Progesterone Congeners; D013723:Teratogens; C023635:dienogest; D009277:Nandrolone