[Problem] A medical container that generates few acid substances even when subjected to a sterilization treatment by radiation irradiation is provided. [Solution] The medical container is subjected to a sterilization treatment by radiation irradiation. At least an inner surface of the medical container is made of a polyethylene resin having a long-chain branch structure. The medical container may be made of a blow molding product. Alternatively, the medical container may be made of a multi-layered molding product such that its inner and outer layers are made of a polyethylene resin having a long-chain branch structure.