What is artificial tears 20 artificial tears 20 are clear, colourless, sterile eye drops formulated using hydroxyethylcellulose 0.44% w w bp and sodium chloride ep 0.35% w w which works together to provide you with tear moisture that your eyes may be struggling to produce. We often suffer from dry eyes as it is easy for eyes to dry out which is why these clever eye drops were designed to help you tackle this uncomfortable problem to leave you with clean, fresh and hydrated eyes. Who can use artificial tears 20 this medicine is indicated for children, adults and the elderly. This product is not eligible for returns ingredients active ingredients hyetellose and sodium chloride. Each minims unit contains approximately 0.5 ml eye drops solution of hyetellose 0.44% 2.2 mg and sodium chloride 0.35% 1.75 mg. Other ingredients t borax, boric acid and purified water.ingredients usage