OPTOLUBE EYE OINTMENT 3.5GOptolube Eye Ointment 3. 5g is a sterile ophthalmic lubricant specially formulated to relieve dryness, irritation, and discomfort caused by reduced tear production or environmental factors. It provides long lasting moisture and protection to the eyes, especially during sleep or in dry, dusty, or air conditioned environments. Optolube forms a protective barrier over the eye surface, preventing further irritation and promoting healing of minor eye