Choosing the right OTC eye drops for dry eye is important in managing the symptoms of this condition. In summary, milder cases of dry eye may do well with occasional use of preserved OTC formulations. In more advanced cases, considering a higher dosing frequency, a more viscous drop, a preservative-free formula or a hyaluronan-containing formula might be better.

Your eyes need a precise balance of oil, water and mucus to stay lubricated and healthy. When any of these layers become compromised, eyes can become dry and irritated. But where does DED stem from? There can be many factors which contribute to the development or worsening of DED and associated symptoms. It is generally easiest to classify these contributing factors into two areas: Health vs. Environmental.