The invention discloses a multifunctional infusion support which comprises a base, an adjustable support column, a back holding device, a supporting column, an infusion component, a control device anda power supply. The adjustable support column comprises a sleeve and an adjustable rod, the back holding device comprises a back plate, shoulder straps and a belt, a belt buckle is arranged on the belt, the infusion component comprises an infusion box, a support column, a working disk, a needle threading table, an infusion needle and a refrigeration component, the control device comprises a controller and a touch screen, the controller is connected with the infusion component and the refrigeration component, the touch screen is connected with the controller, and the power supply supplies power for the infusion component and the refrigeration component. The multifunctional infusion support is simple in structure and suitable for large-scale popularization, infusion can be automatically performed, the workload of nursing staff and family members of patients is greatly relieved, and the patients can conveniently go out and go to the toilet by a detachable connection mode.