title: Demerol, phenergan, and atarax premedication in dentistry for children.
mesh_terms: D000293:Adolescent; D002648:Child; D002652:Child Behavior / Q000187:drug effects*; D002675:Child, Preschool; D006233:Persons with Disabilities; D005260:Female; D006801:Humans; D006919:Hydroxyzine / Q000494:pharmacology*; D008297:Male; D008614:Meperidine / Q000494:pharmacology*; D010377:Pediatric Dentistry; D011292:Premedication; D011398:Promethazine / Q000494:pharmacology*
chemical_list: D006919:Hydroxyzine; D008614:Meperidine; D011398:Promethazine