<prompt> Lithium is used in a pregnant woman. Which of the following congenital anomaly occurs in foetus:Tetralogy of FallotsTricuspid atresiaEbstein anomalyPulmonary stenosis  <response>: Ans. is c Ebsteins Anomaly Intake of lithium causes Ebsteins anomaly in fetus.Other important Teratogenic drugs :ACE Inhibitor-Renal damagePhenytoin-Fetal hydantoin syndrome, hypoplasia of distal phalangesValproic acid-Neural tube defectsThalidomide-PhocomeliaEthanol-Risk of fetal alcohol syndrome and alcohol related neurodevelopmental defects.Isotretinoin-Neural tube defectCleft palateASDMicrocephalyWarfarin-Conradis syndrome Craniofacial anomaliesChondrodysplasia punctata 