A major US clinical trial has found that silver diamine fluoride, a liquid painted onto cavities in seconds, stopped tooth decay in more than half of treated baby teeth without any drilling, injections, or sedation. Researchers say the findings could support FDA approval and transform how cavities are treated, especially in young children.

A major US clinical trial has found that silver diamine fluoride, a liquid painted onto cavities in seconds, stopped tooth decay in more than half of treated baby teeth without…

Tooth decay affects more than 40 percent of kids in the U.S.