Like every other thing; circle contact lenses get expired
too- It’s a no exception. Contact lenses that are annually disposable last you
8-10 months after being opened. On the other hand sealed contact lenses that
have never been opened last you 3-4 years. How to determine about the expiry
date? Very simple! Check the label on the packaging i.e. either vials or
blisters.
Contact lens expiry dates are stamped by the manufacturers.
The expiry date indicates about the efficacy of the product and the solution.
Once the expiry has lapsed, it is assumed that the solution in which contact
lenses are soaked has lost the sterility. This being said, contact lenses may
get contaminated with bacteria hence choosing to wear expired contact lenses
carries potential risks.
Contact lenses usually bears an expiry tag of 4 years from
the date of manufacture. The shelf life remains intact for the said time if vials/blisters
remain sealed. Expired contact lenses must not necessarily feel different or
look different. They may not always irritate but why risk your eyes for just
few dollars? Always keep a good track of contact lens expiry by marking the
date on the lens cases and be careful to note down the expiry date, every time
your replace your contact lens case in 3 months.
From Acuve Website:
According to the expiry date on my lens package, they’ve expired. Can I still wear them?
No. Once your lenses are past their expiry date we cannot ensure the lenses or the solution are sterile. We do not recommend you wear contact lenses past their expiry date.
From Bausch & Lomb:
Can I use expired products?
The expiration date on a product represents the shelf life of the product from the date of manufacture. After this date we cannot ensure the safety and efficacy of the product and do not recommend using any product once the expiration date has lapsed.
Contact lenses are prosthetic medical devices. Make your decisions wisely.
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