Bell's Simple Linctus BP 200ml Bell's Simple Linctus BP relieves coughs. Directions Adults & children over 12 years: Take one or two 5ml spoonfuls (5ml to 10ml), up to 4 times daily. Children under 12 years: Do not give Ingredients Active ingredient: Citric Acid Monohydrate 125mg per 5ml. Other ingredients: Sucrose, Water, Polysorbate 20 & Aniseed Oil.