A pimple in a dog's eye may be caused by ectropion of the third eyelid, eye inflammation, bacterial infection, conjunctival hyperplasia, or polyps. It is best to take the dog to the pet hospital for examination to see if surgery is needed. Remove it to avoid affecting the dog’s vision.
Tips:
Usually pay attention to the dog’s diet and eye hygiene, and do not feed food that is too oily or salty, otherwise the dog will easily get angry. Try to keep the dog Drink more water.