mouth ulcer

Common active ingredients shown include benzocaine, hydrogen peroxide, docosanol, hyaluronan, vitamin B12, and zinc chloride.

They form a protective film or hydrocolloid patch that shields the sore from irritants, helps retain moisture, and creates an environment that promotes comfort and healing.

Product details list suggested ages ranging from 2 years and up, to 12 years and up, and to 18 years and up; some items also include warnings about minimum ages.

Descriptions indicate stick-on melts adhere for about 2–4 hours, and patches or gels are described as staying on for several hours or forming a long-lasting protective coating.

Available applicators include touch-free applicators, ultra-soft brush tips, control-tip honeycomb applicators, dial-based dispensers, and stick-on melt delivery.