Master-Aid Afta Care is a transparent PVA and hyaluronic acid based oral gel for the treatment of canker sores and minor oral lesions. Suitable for adults, children and babies. Resistant Film: Afta Care is an oral gel that works by forming a protective, invisible and extremely resistant mucoadhesive film, protecting the affected area from external agents that cause pain and discomfort. Regenerative power: The hyaluronic acid present in the formulation favors the rapid regeneration of damaged tissues. Rapid Pain Relief: Ammonium glycyrrhizinate contributes to the reduction of the inflammatory effects associated with the injury. No alcohol, does not burn in the application.