Pharmacology General bc7142b9 Longest acting erythro poietin analogue is A Epoietin α B Epoietin β C Darbo poietin D Romiplostim High-Yield Explanation Darbo poietin is the longest acting erythropoietin analogue. Epoietin α & Epoietin β are other erythropoietin analogues. Romiplostim is a thromboplastin analogue.