Directions Directions: Remove tab with arrows to open cap. Adults and Children 2 Years of Age and Older: Brush teeth thoroughly, preferably after each meal or at least twice a day, or as directed by a dentist or physician. Children 2 to 6 Years: Use only a pea sized amount and supervise child's brushing and rinsing (to minimize swallowing). Children Under 2 Years: Ask a dentist of physician.