A dog's eyes may have a grayish film, which may be due to bacterial or fungal invasion, which affects the normal growth of the eyeball, resulting in turbidity and filmy material. In this case, the dog needs to be treated with antibiotics and antifungal medications as recommended by your veterinarian.

If a dog's eyes are scratched or hit, the eyeballs may become cloudy and have a film-like substance. . At this time, the dog should be treated with blood-activating and non-steroidal anti-inflammatory drugs according to the veterinarian's instructions.