If the eyes are red after drinking, it means that damage is caused to the eyes, usually there are two kinds of such damage, including subconjunctival hemorrhage and intraocular inflammation, as follows: First, subconjunctival hemorrhage: the eyes are red after drinking, this red is considered to be subconjunctival hemorrhage, mainly caused by alcohol after drinking alcohol caused by vasospasm, especially after drinking rubbing the eyes causing blood vessels to rupture and cause bleeding. This bleeding is mainly caused by the appearance of the performance, no impact on vision. Second, intraocular inflammation: patients with conjunctivitis or keratitis, intraocular uveitis, if they do not listen to medical advice, after drinking alcohol may lead to increased local inflammation of the eye, the appearance of increased local redness and swelling of the eye, which can lead to increased inflammation and slower recovery. Inflammatory diseases like intraocular, such as uveitis patients with red eyes after drinking alcohol, may have a significant impact on vision.