Buttercup Bronchostop Cough Syrup is a traditional herbal medicinal product for use in the relief of coughs, such as chesty coughs and dry, tickly, irritating coughs and catarrh, based on traditional use only. The syrup contains the active ingredient thyme herb extract and marshmallow root extract. For adults and children over 12 years. Keep out of the sight and reach of children. Do not use if you are pregnant, breast feeding or allergic to any of the ingredients. Always read the leaflet.