Indications: The URGO product Canker Sores, Sores and Small Oral Wounds is indicated for the treatment of minor canker sores (1-2 ulcers less than one centimeter in diameter) and small oral mucosa wounds. Treatment of ulcers and oral lesions caused by irritation from orthodontics or dental prostheses. URGO Thrush is a liquid dressing that, once applied to the oral mucosa, creates a thin and flexible protective film. Advantages of the product: The protective film formed by URGO Canker Sores protects the lesion from external aggressions (food, teeth, dental prostheses...), relieves pain quickly and permanently and promotes the healing of canker sores, sores and small oral wounds. The protective film URGO Canker sores with its exclusive Filmogel Technology is resistant to water and food and lasts up to 4 hours. How to use: Apply the product on the lesion with the help of the spatula-applicator so that it completely covers the entire area to be treated. (Previously remove excess product by resting the spatula on the edge of the bottle) Let dry for 10 seconds keeping the mouth open until a visible film appears. If the lesion is not well covered, repeat the operation. Apply URGO AFTAS Filmogel as often as necessary. Up to 4 times a day, preferably before eating, until healing is complete (3 to 5 days). The disinfection of the spatula is guaranteed thanks to the composition of the product. Therefore, it is not necessary to clean the spatula after each application. Keep the container tightly closed after each application.