•    A thorough eye examination should be done before surgery, which include:
visual acuity test, tear film assessment, assessment of the extraocular movement, motor and sensory testing of the facial and ocular nerves, and examination of the condition of the eyebrows and their symmetry
•    Avoid taking blood thinners such as aspirin and the like, according to your ophthalmologist's direction, from 10 days to 2 weeks before surgery.
•    Be sure to inform your ophthalmologist about routine medications you are taking.