Optase allergy eye drops are preservative-free eye drops in single dose units (SDU) format. Optase Allergy contains 2% Ectoin a natural product that helps protect ocular surfaces from harmful allergens. The active ingredient Ectoin is a naturally occurring molecule produced by a micro-organism that flourishes in harsh, dry environments such as salt lakes and deserts. Optase Allergy are most commonly used to help alleviate red, sore itchy irritated eyes.

• They are suitable for use for one-year-o