<prompt> The following drug can be given safely in pregnancy:PropylthiouracilMethotrexateWarfarinTetracycline  <response>: Warfarin: causes fetal warfarin syndrome which includes chondrodysplasia punctata,epiphyseal stippling,nasal hypoplasia,optic atrophy,microcephaly tetracycline:discoloration of deciduous teeth methotrexate:folate defeciency TEXTBOOK OF OBSTETRICS,SHEILA BALAKRISHNAN,Pg no:565,2nd edition 