◇The numbing effect is maintained for two hours after local anesthesia, so be careful not to bite your lips! ◇Temporary pain may occur in the affected teeth on the day after surgery, take painkillers in doses if necessary; Zhang Zengfang, Department of Pediatric Dentistry, Studio ◇Do not chew food with the treated teeth on the day of treatment; ◇Please contact for follow-up consultation if the filling material falls off; ◇Do clean the teeth well to prevent secondary caries; review regularly every 6 months; this article is authorized by Dr. Zhang Zengfang, please do not reproduce without authorization