Please stop to take medicine one week before the surgery, which include medicine for folds, hormone, any kind of tonic. In case the medicine have to take or allergy, let us know in advance.
Please let us know you catch cold or respiratory system abnormal near the date of surgery.
The doctor will evaluate your situation, to decide to postpone the date of surgery or not.
To avoid smoking, drinking, staying up all night before the surgery, normal work and rest will help your surgery recovery.