Never reuse any contact lens solutions. ... Using your multipurpose solution beyond the discard date could result in contamination of the solution and can lead to severe infection, vision loss, or blindness. If you find a full bottle and it has an expiration date on it and it has passed, do not use it.

How long is contact solution good for after expiration date?

Predominantly, the maximum duration that the saline solution and the packaging can preserve its condition falls between one to four years after the date of manufacturing.

What can you do with old contact solution?