In this study, effect of vitamin D supplementation on postoperative pain and
sedation-agitation will investigate. Children with mental motor retardation between 7-17 age
which dental treatment will be performed under general anaesthesia will be included in this
study. 600 IU vitamin D will apply to group D per orally during 12 weeks. Group P will not
take anything during 12 weeks. At first day and end of the 12 weeks, serum vitamin D, calcium
level will evaluate. At the end of the 12 weeks general anaesthesia will be performed for
teeth check up, flouring, scaling polishing, tooth extraction, filling applications,
amputations, root canal treatment. After then postoperative pain, sedation and agitation will
be evaluate. All data will be statistically evaluate at the end of the study.