Inclusion Criteria:  Patients scheduled to undergo oral sedation appointments in Loma Linda University Pediatric dental clinic for operative procedures. Age 3-6 years, Healthy ( ASA-1 ) No gender, race or ethnic restrictions. Reason for conscious oral sedation is situational anxiety in the dental operatory  Exclusion Criteria:  Children with a history of acute illness History upper respiratory tract infection within two weeks of treatment Children taking any medication within the two weeks prior to scheduled dental treatment Sedation within the last six months Body mass index (BMI) greater than the 95th percentile for their age and sex Failing to drink the entire amount of sedation medications dispensed