HALLS Relief Black Cherry Sugar Free Cough Drops contain 5.8 mg of menthol per drop to relieve coughs, soothe sore throats and cool nasal passages. These black cherry flavored menthol cough drops are sugar free, making them great cough suppressants for various lifestyles. To use, dissolve one throat lozenge by mouth every two hours as needed. Each resealable pack contains 25 throat drops each.