<prompt> Apixaban is classified asParenteral Direct Thrombinn InhibitorOral Direct Thrombin InhibitorOral factor Xa inhibitorParenteral factor Xa Inhibitor  <response>: Apixaban is an oral, direct, selective factor Xa inhibitor with a rapid onset of action. Parenteral direct thrombin Inhibitors Oral direct thrombin inhibitor Oral factor Xa inhibitor Lepirudin Desirudin Argatroban Bivalirudin Dabigatran Rivaroxaban Apixaban Edoxaban Undergoing regulatory review Ref: Goodman and Gilman 13th edition Pgno: 262 