PROBLEM TO BE SOLVED: To provide: a blood sample dispensing adapter which in the preparation of test samples makes it possible during dispensing to specify whether a drug will be mixed into the blood sample and to change the type of the drug, while inhibiting contact of the blood with the air; and a dispensing kit and a needle kit that are provided with the adapter.SOLUTION: A tube-structure adapter 1 for use in blood sample dispensing is mounted on a tip portion of a syringe, and is provided on one end with a fitting portion 3 which is fitted to the tip portion, on the other end with a nozzle portion 2, on the outer peripheral surface with a flange portion 4, and on the inside of the nozzle 2 with the drug 5 to be mixed into a blood sample S.COPYRIGHT: (C)2016,JPO&INPIT【課題】検査試料の作製において、血液の空気への接触を抑制しながら、血液試料に混入する薬剤の有無或いはその種類を分注の際に変更することを可能とする血液試料分注用アダプタ並びにそれを備えた分注キット及び針キットを提供する。【解決手段】シリンジの先端部に装着される管構造の血液試料分注用アダプタ1であって、一端に先端部に嵌合する嵌合部3を、他端にノズル部2を、外周面上にフランジ部4を有し、ノズル部2の内側に、血液試料Sに混入される薬剤5を備えるアダプタ1を使用して分注する。【選択図】図1