HALLS Relief Mountain Menthol Sugar Free Cough Drops are ready for whatever life throws your way. With 5.8 mg of menthol per drop, these menthol cough drops relieve coughs, soothe sore throats and cool nasal passages. This cough suppressant is sugar free. Dissolve 1 drop in your mouth, and repeat every 2 hours as needed. This oral anesthetic is formulated for adults and children 5 years and older.