A recombinant monoclonal antibody of 10 mg / ml to 200 mg / ml andContains an amino acid component of 45 mm to 94 mm whose histidine content is less than 5 mmIt is a recombinant monoclonal antibody containing liquid formulation whose pH isDimeric growth inhibition during long-term storageDecomposition of decomposition productsProblem to be solved: to provide a stable recombinant monoclonal antibody liquid pharmaceutical which realized at least one of biological activity lowering and deamidation inhibition.１０ｍｇ／ｍＬ～２００ｍｇ／ｍＬの組換えモノクローナル抗体と、ヒスチジン成分が５ｍＭ未満である４５ｍＭ～９４ｍＭのアミノ酸成分とを含有し、ｐＨが５．５～７．０である組換えモノクローナル抗体含有液体製剤であり、長期保存時の二量体生成抑制、分解物生成抑制、生物活性低下及び脱アミド化抑制の少なくとも１つを実現した安定な組換えモノクローナル抗体液体製剤を提供する。
