a) In ENT surgical procedures
Sufficient impregnated gauzes should be packed into the cavity to protect the operation site from bacterial challenge. The gauze is left in place until the wound has healed or graft taken.
It is not recommended that the impregnated gauze be placed into open wounds.
b) Acute epistaxis
Sufficient impregnated gauze(s) is packed up in the nose to stop the blood flow. The gauze is removed the following day or when clinical judgement dictates.