Mucinex Instasoothe Sore Throat + Pain Relief medicated throat drops have a powerful 3 in 1 formula that relieves, soothes, and numbs sore throats. These sore throat lozenges provide rapid relief that lasts & lasts. The active ingredient Hexylresorcinol, an oral pain reliever, provides powerful sore throat relief without menthol. Each medicated drop has less than 10 calories and 2.5g of sugar (no artificial sweeteners here!). Adults and children 12 years of age and over: take 2 lozenges (one immediately after the other) and allow each lozenge to dissolve slowly in the mouth; may be repeated every 2 hours as needed. Children 6 to under 12 years of age: take 1 lozenge and allow product to dissolve slowly in the mouth; may be repeated every 2 hours as needed. Children under 6 years of age: do not use.