<prompt> Romiplostim acts on which of the following receptors:ThrombopoeitinIL 6IL 8PGE 1  <response>: Romiplostim: Genetically engineered protein in which the Fc component of a human antibody is fused to two copies of a peptide that stimulates the thrombopoietin receptors; approved for treatment of idiopathic thrombocytopenic purpura Ref: Katzung 11th edition Chapter 33. 