The invention discloses a conveniently aerosolized respiratory medicine oxygen mask which comprises a mask body. A PLC (programmable logic controller) is mounted on the left side surface of the mask body, an oxygen spraying cover and an expiration cover are arranged in the middle of the mask body, an oxygen sensor is mounted on the right side surface of the mask body, and a connecting pipe is fixed on a left inlet of the oxygen spraying cover. The conveniently aerosolized respiratory medicine oxygen mask is simple in structure, oxygen is supplied by the oxygen spraying cover, medicines are supplied by a spraying pipe, treatment can be achieved through the medicines when the oxygen is supplied, medical negligence caused by escape of the mask is avoided, the content of the oxygen in the maskis calculated by the oxygen sensor, the oxygen and the medicines are supplied according to respiratory rhythms of a patient, so that the medicines are inhaled a human body when the patient inhales the oxygen, treatment effect is ensured, the medicines directly enter a nasal cavity through the spraying pipe and cannot be discharged out of the mask along with expiration of the patient, waste of themedicines is avoided, the mask is convenient to use, treatment effect is improved, and rehabilitation of the patient is accelerated.