Search by Drug Name A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Clinical Trials for VISTARIL Clinical trials list click for details Efficacy of Hydroxyzine for Patients With Panic Disorder Does Preventive Analgesia Improve the Outcome of Demerol-Vistaril Procedural Sedations in Pediatric Dentistry Palonosetron and Hydroxyzine to Reduce Opioid Withdrawal