A dry mouth or throat can have various causes. Dry air, especially during the heating season/winter, prolonged talking, low fluid intake, and also menopause can lead to a drying out of the mucous membranes. If the mucous membranes in the mouth and throat are not sufficiently moistened, an unpleasant feeling of dryness can occur. This makes speaking difficult, as one feels the need to constantly clear their throat. neo-hydro with a refreshing menthol flavor neo-hydro creates a moisturizing and therefore soothing sensation in the mouth and throat when sucked and has a refreshing menthol flavor. The niacin it contains contributes to the maintenance of normal mucous membranes. Instructions for use: Children aged 4 and over: 3 lozenges per day. Adults and children aged 11 and over: 6 lozenges per day.