How long do preservative-free eye drops last?
![A bottle of opened eye drops on a pharmacy counter.](https://www.theratears-eu.com/wp-content/uploads/2024/05/AdobeStock_95697262-1024x677.jpg)
If you’ve browsed for eye drops before, then you’re probably aware that the market is split into three main types. These are: Preservative-free eye drops – those which contain no preservatives at all Gentle preservative eye drops – those which may be more suitable for sensitive eyes, such as TheraTears® Dry or Tired Eye Drops […]