Drainage gauze after anal fistula hemorrhoid surgery can be used with yellow medicine, but also according to their own situation to choose the appropriate drainage gauze, drainage gauze is generally divided into two kinds, one is petroleum jelly gauze, a yellow medicine gauze. Vaseline gauze belongs to the oily gauze, in the change of medicine can relieve the patient’s pain, and the yellow potion gauze is mainly levano soaked and become, with anti-inflammatory and bactericidal effect, can prevent the wound from appearing red and swollen, no matter which kind of gauze, we should strictly comply with the doctor’s instructions to use, to avoid the use of private use, so that the body suffered damage. Anal fistula hemorrhoids are often caused by poor dietary habits, so after surgical treatment, to fluid light food, avoid spicy stimulating food, keep the bowels open. It is recommended that patients do a good job of postoperative care under the guidance of the doctor to change the medication, regular review, if you have any questions, consult the doctor for guidance.