Use twice a day after brushing with a fluoride toothpaste. Measure 10ml, swish for one minute and spit out. Do not use if the plastic cap is damaged. ALWAYS FOLLOW THE INSTRUCTIONS FOR USE. Do not rinse with water. Do not drink directly from the bottle. Do not swallow. Keep out of reach of children. Not recommended for children under 12 years old, unless recommended by a dentist or doctor. Tooth sensitivity may indicate an underlying problem that requires immediate attention. If symptoms persist or worsen, consult your dentist. If irritation occurs, discontinue use of the product.