Each mL contains 30 mg of diquafosol sodium. It also contains dibasic sodium phosphate hydrate, disodium edetate hydrate, sodium chloride, potassium chloride, chlorhexidine gluconate, and dilute hydrochloric acid or sodium hydroxide as pH adjuster. Its pH is 7.2-7.8 and its osmolar ratio is 1.0 - 1.1.