How To Read Contact Lens Blister Pack

Understanding how to read a contact lens prescription

Your contact lens prescription contains specific information to ensure your contact lenses are safe, comfy and provide excellent vision.

In many countries, your optician must give you a copy of your prescription at the end of your center test or contact lens plumbing fixtures — even if y'all don't ask for it.

If you don't accept a contact lens prescription, schedule an appointment with an optician near you.

It is important to know that contacts and glasses prescriptions are non the same. Then fifty-fifty if yous already accept a glasses prescription, yous will need a separate contact lens prescription before y'all tin purchase contacts.

If y'all wearable disposable contact lenses, your prescription may include how ofttimes your contact lenses should be replaced (once a calendar month, every two weeks, once a calendar week, daily, etc).

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Can you purchase contact lenses without a prescription?

In most countries, you must have a valid contact lens prescription written by an optician before you can buy any type of contact lens.

This includes coloured contact lenses or special-effect contact lenses that are designed only to alter the appearance of your eyes and practice not incorporate lens power to correct your vision.

Your optician can provide you lot a copy of your contact lens prescription after a thorough contact lens fitting.

Why do you need a prescription?

In most places in the globe, it is illegal to sell contact lenses without a prescription, and for proficient reason.

Even if you buy your replacement contacts from another source, you however demand to visit your heart doctor for regular centre exams and contact lens fittings.

A contact lens is a medical device, and a poorly fitted lens — or 1 made from a material not well-suited to your eyes — can cause distorted vision, discomfort, infection, inflammation, swelling and abrasion. In rare cases, even permanent eye damage and blindness can occur.

Also, you should never share your contact lenses with others, including coloured contacts and special- effects contacts. Sharing contact lenses tin can cause potentially sight-threatening eye infections and diseases.

SEE RELATED: Contact lens practise's and don'ts

When do contact lens prescriptions expire?

Most contact lens prescriptions are valid for at least 1 year, and the expiration date will be written on your prescription.

When your prescription expires, you won't exist able to buy more replacement contact lenses until your optician updates it. This typically will require an eye test to ensure that contact lens clothing isn't affecting the health of your eyes and to come across if you crave a modify in the power of your lenses.

If you are diagnosed with a contact lens-related eye trouble, it'south unlikely that yous'll accept to discontinue wearing contacts permanently. In almost cases, a change to a different blazon of lens or dissimilar contact lens solution — or a modification of how long you wear your lenses and how frequently yous supplant them — will solve the problem.

Where tin can y'all buy contact lenses?

In one case you lot've been properly fitted past your optician and accept a valid contact lens prescription, you accept the pick of buying contact lenses from a wide multifariousness of sources.

You typically can use your contact lens prescription to shop for lenses online and elsewhere, and you lot aren't required to buy your contact lenses from your optician.

READ MORE: Contact lenses: A guide for commencement-time users

Page published on Wednesday, 26 June 2019

Source: https://www.allaboutvision.com/en-gb/contact-lenses/contact-lens-prescription/

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