If there is swelling after dental implant surgery, the swelling usually goes down in about a week after clinical treatment. The degree of swelling after dental implant surgery varies from person to person, depending on the complexity of the surgery. For example, if the implant is simply a single tooth and there are no other additional surgeries that would cause undue damage to the patient, swelling usually does not occur. If multiple dental implants are required and the implant area is in poor condition with bone defects, bone grafting, maxillary sinus lifting, bone splitting, etc. may be required, which will cause more damage to the patient and may result in postoperative swelling. Swelling usually goes down in about a week with scientific medical intervention. If the implant area is swollen, localized hot compresses should be applied to promote blood dissipation and accelerate healing. Because swelling is usually due to postoperative bleeding, hematoma, inflammation, and infection, prophylactic antibiotics are needed at this time, which can include oral amoxicillin and metronidazole, and intravenous fluids if symptoms are severe.