Leader Adult Tussin, 4 Fl Oz in One Bottle (Mucus + Chest Congestion) Sale! from 419 /per Qty. Sold Out This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Helps loosen phlegm (mucus) and thin bronchial secretions to make coughs more productive. Do not take more than 6 doses in any 24-hour period This adult product is not intended for use in children under 12 years of age. Qty available:0 Tweet