The present invention is directed to a formulation and a method for reducing the viscosity of a formulation containing citrate, a sugar and a therapeutic protein and formulations made using the claimed method.本發明係關於一調配物及用於降低含有檸檬酸鹽、糖和治療性蛋白之調配物黏度之方法以及使用申請專利範圍之方法所製造的調配物。