The left eye bag keeps twitching may be due to blepharospasm and inflammation, which can be treated by general treatment and medication. 1. Blepharospasm: The left lower eye bag keeps twitching, which may be due to blepharospasm caused by excessive eye fatigue. Patients can improve the way through hot compresses on the eyes, the use of warm towels hot compresses on the eyes can effectively promote blood circulation in the eyes, soothe the nervous tension, thus effectively improving the situation of eye bags twitching. 2. Inflammation: Conjunctivitis, keratitis and other diseases can also stimulate the eye to appear the symptoms of the left eye bags twitching. Patients can be relieved by applying erythromycin and other ointments, and at the same time can be combined with loratadine for anti-allergy treatment. If the patient has a long-term situation of left eye bag throbbing, must be timely medical examination, under the guidance of the physician medication, not blindly use their own medication, to avoid aggravation of the condition.