April 3 (UPI) -- More than three million bottles of eye drops sold at stores across the United States have been recalled by their manufacturer because they may not be sterile.

More than 3.1 million bottles of eye drops sold at major retailers nationwide are being recalled over concerns about their sterility, the Food and Drug Administration said.

More than 3.1 million bottles of eye drops sold at major retailers nationwide are being recalled over concerns about their sterility, the Food and Drug Administration said.