The utility model belongs to the field of pharmacy equipment manufacturing. The utility model relates to a pen, in particular to a pharmacy pen with digital information. The device comprises a power supply cover, a digital adjusting button, a photoelectric converter and a controller, an information sending pen body is arranged at the upper end of the power supply cover; a liquid crystal display screen is arranged at the front end of the information sending pen body; a scanning window is arranged above the liquid crystal display screen; an information sending button is arranged above the scanning window; a laser scanning switch is arranged at the rear end of the information sending pen body, a power switch is arranged below the laser scanning switch, the digital adjusting button is arrangedbelow the power switch, a WIFI chip is arranged in the information sending button, and an optical lens is arranged in the information sending pen body. According to the utility model, the informationsending pen is adopted to input the medicine information, so that the defects of error proneness, low speed and low efficiency caused by manual registration and input of the medicine information in apharmacy are overcome, and the system is small in size and light in weight.