To provide methods of treatment of pain, e.g., neuropathic pain.SOLUTION: The methods comprise administering tissue culture plastic adherent placental stem cells positive for a specific marker.SELECTED DRAWING: None【課題】疼痛、例えば神経障害性疼痛の治療方法の提供。【解決手段】特定のマーカーに陽性で組織培養基材に接着する胎盤幹細胞を投与する方法。【選択図】なし