Sterile. Single-use containers. Soothing dry-eye relief that works! Preservative free for sensitive eyes. Patented electrolyte balance. Whatever the cause for your dry eye (for example, wind, sun, age, computer use) you've always made the right choice with TheraTears. TheraTears comes in a foil pouch to ensure that it is as fresh as natural tears. And it is preservative free so that you avoid the potential for irritation from the typical preservatives found in most bottled tears. 18 years of clinical research by n eye physician yield a medical breakthrough.
As a lubricant to relieve dryness of the eye. As a protectant against further irritation of the eye. For temporary relief of burning, irritation, and discomfort including exposure to wind or sun.