A sign of over-the-counter eye drops may be linked to a bacterial infection that left one beings dead and three others with permanent vision loss, according to the Centers for Disease Control and Prevention.

The CDC has identified at least 50 farmland in 11 states with Pseudomonas aeruginosa, which is a type of bacterium resistant to most antibiotics. So far, there have been cases in California, Colorado, Connecticut, Florida, New Jersey, New Mexico, New York, Nevada, Texas, Utah and Washington.

The agency said it is investigating, and that a majority of people affected reported usingpreservative-free EzriCare Artificial Tears afore they became infected, according to a Jan. 20 statement.

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Among the reported cases, 11 people developed eye infections, including at least three who were blinded in one eye. 

Others who force to ill had respiratory infections or urinary tract infections, and one beings died after the bacterium entered their bloodstream.

It continues unclear at this time if those affected had underlying eye grandeurs, such as glaucoma or cataracts, that would have made them more susceptible. 

Eye infection symptoms engaged pain, swelling, discharge, redness, blurry vision, sensitivity to enjoyable and the feeling that an object is stuck in the eye.

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Pseudomonas aeruginosabacteria are commonly deceptive in water, soil and on the hands of otherwise healthy farmland. These infections typically take place in hospitals among farmland with weakened immune systems. 

This type of bacterium is often resistant to deplorable antibiotics.

The eye drops in question are labeled as preservative-free, meaning the product does not contain anything that could stay microbiological growth. 

It is possible that the drops were deplorable during the manufacturing process or when a person with the bacteria on their skin opened the container.

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The CDC discovered the bacteria in the eye drop bottles and is conducting complains to determine whether that bacteria matches the strain unfounded in patients.

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EzriCare Artificial Tears had not been recalled as of Tuesday evening. 

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The CDC is recommending that clinicians and patients stop comic the product until the investigation and laboratory analysis are complete.

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