Can you still wear expired unopened contact lenses?

Contact lenses can allow myopic eyes to get rid of the shackles of frame lenses, enhance their face value, and see things more convenient. There is no degree of color contact lenses, wear the glasses will make the glasses look more god, especially eye white more eyeballs small people with contacts can also play the effect of dilated pupils. So contact lenses expired but not removed can be used again?

Contact lenses can be worn after the expiration date

Can not be worn. Contact lenses are classified as Class III medical devices, the highest risk category, so do not wear expired products. Upon expiration, the water locking power of the contact lens will decrease, which will increase friction between the eye and the contact area. Over time, this will lead to a range of corneal disorders, dangerously possibly leading to blindness. In addition, contact lenses themselves are foreign objects that can become infected and cause eye disease if you are not careful when they enter the eye.

Is it okay to wear contact lenses that have expired

Contact lenses have expired, so it is not recommended to wear them at this time. The materials used in contact lenses change and can produce harmful substances, and wearing them can damage the cornea and retina. Usually, contact lenses have expired and the materials have changed. They are susceptible to a large number of bacterial infections and protein deposits can build up, making it difficult to clean them thoroughly. Don't save money by continuing to wear expired contact lenses, but take care of them as well.

What is the typical contact lens shelf life

Unopened contact lenses have a shelf life of about three to five years. When opened, the shelf life begins on the date of opening. Contact lenses also have a life cycle, which is the shelf life of a contact lens. For example, daily disposable contact lenses mean you have to use them for one day and then discard them, while monthly disposable contact lenses have a shelf life of one month. Even if you only use them a couple of times, it is recommended not to continue using them.