The majority of bloodshot eyes are considered to be bacterial conjunctivitis or due to localized congestion caused by poor rest and sleep. For bacterial conjunctivitis, it is usually an inflammation of the conjunctival tissue due to microbial or bacterial infection. It is recommended to give antibiotic eye drops to spot the eyes for treatment, such as tobramycin eye drops, chloramphenicol eye drops, 1 drop 3-4 times a day, which will be relieved in about 1 week. If the eye is congested due to poor rest, it is recommended to pay more attention to rest and eye hygiene to avoid infection caused by grease and cosmetics. Usually eat foods rich in vitamin A, such as carrots, animal offal, you can also usually make some chrysanthemum tea, which has the effect of clearing the liver and brightening the eyes to avoid vision fatigue.