A blinded study was conducted to evaluate the efficacy and safety of a dentist-prescribed, accelerated carbamide peroxide tooth-whitening system. Fifty-one patients with discolored teeth completed a clinical trial using an overnight bleaching regimen. One group used an experimental bleaching (whitening) regimen with 10% carbamide peroxide bleaching paste, and another group used the Colgate Plat...

Patients with obsolete anterior tooth trauma often see a doctor because of dental stain or gingiva tumefaction and suppuration in clinical. In this case, a 28-year-old female patient took root canal therapy for repeated gingiva tumefaction and tooth stain in anterior teeth of left maxillary and giant foreign body at apex shown in X-ray photography. After removing the foreign body at apex by end...

# Department of Conservative Dentistry and Endodontics, Institute of Dental Studies and Technologies, Modinagar, Ghaziabad. ABSTRACT Tooth-bleaching techniques today mostly employ hydrogen peroxide as the active agent. It is applied directly, or produced in a chemical reaction from sodium perborate or carbamide peroxide. More than 90% of success rate has been reported for intracoronal bleaching...

BACKGROUND The impact of bleaching on the cemento-enamel junction (CEJ) is not well known. Due to frequent sensitivity of the cervical region of teeth after the vital bleaching, the aim of the present study was to evaluate the morphological features of the CEJ of human teeth after application of fluoridated and fluoride-free bleaching agents, as well as post-bleaching fluoridation treatment, by...

CONTEXT Various agents are studied for their remineralization potential. AIM To evaluate the effect of GC Tooth Mousse and Toothmin Tooth Cream on microhardness of bleached enamel. SETTINGS AND DESIGN In vitro- study. METHODS AND MATERIAL Twenty freshly extracted anterior teeth were cut sagittally and impregnated in cold cure acrylic resin. Specimens were kept in artificial saliva to prev...

OBJECTIVE The purpose of this 14-day parallel, double blind clinical trial was to evaluate the tooth whitening efficacy of a 9% hydrogen peroxide gel (Colgate Visible White) relative to a 20% carbamide peroxide gel (Opalescence) positive control. METHODS Forty-six consenting adults were randomly assigned to use one of the two products. All participants had 6 unrestored maxillary anterior teet...