PROBLEM TO BE SOLVED: To provide a microneedle capable of effectively penetrating a predetermined amount of liquid medicine into the skin in a short time.SOLUTION: The microneedle includes: at least one tip portion 10 that is capable of penetrating the skin S and includes a liquid medicine melted in the skin； a base portion 20 supporting the at least one tip portion； and at least one guider portion 30 that is provided between the tip portion and the base portion, is made of a water-insoluble material, and is protruded in a direction in which the at least one tip portion penetrates the skin to couple with the at least one tip portion.SELECTED DRAWING: Figure 1【課題】短時間内に効果的に定量の薬液の浸透が可能なマイクロニードルを提供する。【解決手段】マイクロニードルは、皮膚Ｓ内に浸透可能であり、溶融される薬液を含む少なくとも１つ以上のチップ部１０、少なくとも１つ以上のチップ部を支持するベース部２０、及びチップ部とベース部との間に非水溶性物質で形成されて設けられ、少なくとも１つ以上のチップ部が皮膚に浸透する浸透方向に突出して少なくとも１つ以上のチップ部に結合される少なくとも１つ以上のガイダ部３０を含む。【選択図】図１
