With axillary surgery, how many days to change the dressing depends on the condition of the incision. Early incision exudate is more, for 2 days, subsequent incision exudate is reduced, the local skin is cleaner and drier, then you can increase the interval of changing the medicine. After the axillary surgery, in the 3 days after the surgery, the exudate of the incision site is usually more, need to change the medicine every 2 days, during the change of medicine should also observe the color and smell of the exudate, pay attention to keep the wound clean and dry, so as to avoid infection. After 4 days of surgery, the exudate from the incision site is usually less, and the medicine can be changed every 3~4 days until the incision is completely healed. Patients should also note that it takes about 7~10 days to fully heal after having axillary surgery, and the upper limbs should not be subjected to significant exercise during the recovery period of the surgery to avoid affecting the healing of the operated area. If you have had armpit deodorant surgery, please follow the doctor’s instructions for regular outpatient follow-ups and medication changes, and keep an eye on the healing of the surgical incisions to avoid adverse consequences.