<prompt> In contrast to heparin, enoxaparinCan be used without monitoring the patients aPTTIs less likely to have a teratogenic effectIs more likely to be given intravenouslyIs more likely to cause thrombosis and thrombocytopenia  <response>: Ref: KDT 6e p599 Enoxaparin is a LMW heparin. It does not require monitoring Both heparin as well as enoxaparin do not crose placenta and are not teratogenic. 