Postoperative precautions after dental cystectomy usually include the application of antibacterial drugs, pain medication, pay attention to oral hygiene, pay attention to diet and other aspects. 1. Application of antibacterial drugs: after dental cystectomy need to apply antibiotics for anti-inflammatory treatment, to avoid causing postoperative infection, such as cephalosporin antibiotics, metronidazole and so on. 2. Pain medication: If the pain is not obvious after dental cystectomy, it can be observed on its own without special treatment. If the patient can not tolerate the pain, you can take pain medication, such as ibuprofen capsules, aminophenoetin tablets and so on. 3. Pay attention to oral hygiene: after the removal of dental cysts need to pay attention to oral hygiene, rinse your mouth regularly, you can also use compound borax solution for gargling and so on. 4. Pay attention to diet: after dental cystectomy, you need to eat a light diet first, eat more fluids, can not eat spicy and stimulating food, avoid smoking and alcohol. Dental cystectomy needs to follow the doctor’s instructions for care, so as not to cause postoperative complications, the use of drugs need to follow the doctor’s instructions.