Is thimerosal still used in contact lens solution?

Is thimerosal still used in contact lens solution?

Thiomersal (sodium ethylmercurithiosalicylate) has been commonly used as a preservative in eyedrops and contact lens disinfecting solutions. However, it is a known sensitizer (SEDA-21, 255) and cases of allergy have been reported after application to the eyes (SEDA-23, 248).

Does Clear Care contain thimerosal?

Clear Conscience’s Multi-Purpose Contact Solution is proudly cruelty-free. It’s also free of the potentially irritating disinfectant chlorhexidine and preservative thimerosal.

Does contact lens solution have mercury?

Thimerosal. Thimerosal is a mercuric derivative of thiosalicylic acid used as a preservative in vaccines, cosmetics, tattoo inks, eye drops and contact lens solutions as well as a disinfectant (e.g. merthiolate). It may cross-react with mercury, which is used as a preservative material in shoe manufacturing.

What are the types of preservatives used in contact lens solutions?

Modern lens care regimens mainly incorporate one or two of these five biocides – hydrogen peroxide, polyhexamethylene biguanide (PHMB; also called polyhexanide, polyhexidine, polyaminopropyl biguanide), polyquaternium-1 (Trade name: Polyquad), myristamidopropyl dimethylamine (Trade name: Aldox) and alexidine.

What contact lens solutions contain thimerosal?

Thimerosal was contained in their MPDS and peroxide systems. Today with the vast array of contact lens care products, thimerosal has been long discontinued. Thimerosal was a disinfectant and preservative in MPDS and saline solutions.

Does biotrue contact solution have preservatives?

They’re preservative-free in a multi-dose bottle. They provide instant moisture to dry, irritated eyes. And they have naturally inspired ingredients – like hyaluronan plus an electrolyte and antioxidant!

Is biotrue multipurpose solution preservative-free?

They’re preservative-free in a multi-dose bottle. They provide instant moisture to dry, irritated eyes.

What is the ingredients in contact lens solution?

The most common ingredients in contact lenses with disinfecting effects include hydrogen peroxide, boric acid, and ascorbic acid. Like in food, preservatives in contact lenses keep them fresh and effective longer. They make your contact lens solution last longer, so you can consume it even before its expiration date.

How long can I leave my contacts in hydrogen peroxide?

6 hours
Leave contacts in the solution for at least 6 hours to allow the neutralizing process to finish. Never rinse your contact lenses with hydrogen peroxide solutions or put these solutions in your eyes.

Can you put Acuvue RevitaLens in your eyes?

ACUVUE™ RevitaLens MPDS provides sustained antimicrobial activity in the lens case—even after partial evaporation. And while it is effective at killing germs and bacteria, it is also gentle on the eye.