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Daily wear contact lenses are considered safe and are therefore extremely popular. Contact lenses that are meant to be worn and then disposed

According to USFDA, a combination product is one composed of any combination of a drug and device; biological product and device; drug and biological product

pose no problems of storage or cleaning. There are types that are thrown away at the end of each day and those that are to be worn for two t

; or drug, device, and biological product and fixed dose combination would include two or more combinations of drug.

Examples of combination products may in

o four weeks and then replaced. Daily wear contact lenses are supposed to feel just like a drop of water on your fingers and they are made of

lude drug-coated devices, drugs packaged with delivery devices in medical kits, and drugs and devices packaged separately but intended to be used together.

a water based polymer.

According to statistics over 80% of people who wear contact lenses wear soft lenses. These are comfortable and do not

here is enormous increase in the number of combination products entering the market in the recent years. Combination products have proven advantages but fixe

cause irritations. They fit well on the eye and are not dislodged even when playing any kind of sports. Daily wear contact lenses are usua

d dose combinations are still in the process of convincing regulatory authority on their advantages over the single ingredient formulations.

Combination pro

lly worn either for just a day or for two to four weeks and then discarded. This way the contact lenses do not develop deposits or tears and

ucts have become life saving products for the pharmaceutical companies who doesn’t have many innovative molecules in their product pipeline and have been inc

hey do not require elaborate sterilization procedures.

Soft or daily wear contact lenses are not to be worn while sleeping or when the eye i

easingly used in the product life cycle management. Even the companies having product patents are trying to extend their product life cycle through the combi

s closed as this can cause damage and swelling of the cornea. In case the lens causes eye infections, redness, or itching the wearer must rem

nation products and maximize the revenues. But the companies involved in this practice are overlooking that they are burdening the patients both economically

ove the lenses and consult a doctor. Eye infections from lenses can result in not just redness but pain, blurry vision, light-sensitivity, an

and physically. They need to rightly judge the benefits of the combination products and they have to even look at the risks involved when combining the produ

sticky secretions. This could lead to serious problems if not treated immediately. So take the lenses out and see your doctor if you experie

ts. Some of the combination products were well accepted by physicians while others suffered. Companies involved in development of combination products are fi

nce any signs of trouble.

Daily wear contact lenses have pros and cons just like everything else:

1. These contact lenses known as soft len

ding difficulty in defining their combination products and facing various challenges from selecting a combination to marketing it.

Following aspects would a

ses or daily wear lenses allow oxygen to pass through and reach the cornea, so they provide great comfort.

2. They are light and made of mat

dd to the challenges in developing combination products:

Which markets to tap where the combination products can do fairly well?
Which combination prod

rials that do not irritate the eyes.

3. They are available in a great variety of colors.

4. Since they are thrown away each day of within 2

cts are meaningful and rational?
Which therapeutic categories to select?
Which Combinations can address unmet needs of the patients?
Do combin

-4 weeks the problems arising from incorrect storage or insufficient sterilization do not occur.

5. Protein or lipid deposits do not occur a

tions increase the patient compliance?
What would be the developing cost?
How to tackle the risks encountered during combination product developmen

s also fungal or bacterial growth. Since lenses are replaced either daily or frequently the eyes will be protected from allergies too.

6. Sa

t?

As combination products don't fit into the traditional categories of drugs, medical devices, or biological products, the USFDA is in the process of devel

ly they are not durable.

7. Can only be used to correct a few eye sight problems.

8. They are comparatively more expensive than long lasti

ping new procedures for reviewing their safety, efficacy and quality.

Professional from academic institutions, pharmaceutical industries, health care indust

ng contact lenses.

To be safe and sure always consult your eye care professional on what kind of lens will suit you best. Always compare cos

y and representatives from various regulatory agencies are working out to design the regulatory requirements for manufacture and sale of combination products

ts as well aspects like comfort, durability, replacement schedules, and so on. The internet is full of articles and tips written by doctors w

.

As there is an increasing trend of the combination products companies manufacturing such products should be able to tackle the problems involved in the de

o are specialists in eye care. And today one can also explore the option of purchasing contact lenses and other accessories online at rates t

elopment. They need to be wiser in analyzing the market trends and the regulatory requirements.

Companies that provide selfless information through particip

hat are lower than the marketplace

If you make a knowledgeable choice of which kind of contact lens to wear you will never have any problems

tion in industry events and feedback to regulatory authorities would be able to face the challenges and will be successful in developing combination products

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