Optrex Soothing Eye Drops For Itchy Eyes (10ml). Relieves irritation caused by pollen, pet hair and dust mites.. Soothes and Relieves. Pollen, pet hair and dust mites can leave eyes feeling itchy, irritated and uncomfortable.. Optrex Soothing Eye Drops:. Gently cleanse the eye's surface, washing away particles that can cause allergy and hay fever.. Are specially designed to help relieve discomfort and irriation.. Contain natural plant extracts.