Double-blind randomized study to evaluate the safety and efficacy of over-The-counter tooth-whitening agents containing 2.9% hydrogen peroxide

Medicine and Dentistry

• Hydrogen Peroxide 100%
• Bleaching Agent 75%
• Visual Analog Scale 50%
• Hypersensitivity 50%
• Gingival Index 50%
• Plaque Index 50%
• Adverse Event 25%
• Volunteer 25%
• Lateral Incisor 25%
• Central Incisor 25%

Nursing and Health Professions

• Hydrogen Peroxide 100%
• Bleaching Agent 75%
• Visual Analog Scale 50%
• Gingival Index 50%
• Plaque Index 50%
• Erethism 50%
• Volunteer 25%
• Tooth Color 25%
• Spectrophotometer 25%
• Adverse Event 25%

Pharmacology, Toxicology and Pharmaceutical Science

• Hydrogen Peroxide 100%
• Erethism 50%
• Adverse Event 25%