Ribavirin Eye Drops works as an antiviral to treat herpes simplex virus keratitis. Ribavirin is a broad-spectrum antiviral drug, ribavirin eye drops have the ability to inhibit the growth of a variety of viruses such as respiratory syncytial virus, influenza virus, hepatitis A virus, adenovirus, etc. It is also able to have an immunizing effect and neutralizing antibody effect against respiratory syncytial virus. The use of this eye drops may cause slight local irritation, resulting in decreased visual acuity, dryness, redness, increased secretion, etc. It is recommended that the product be used correctly under the guidance of a medical professional. It should be noted that, allergic to the product, pregnant women are prohibited, with severe anemia, liver function abnormalities should be used with caution. Pay attention to the use of ribavirin eye drops, do not take orally, usually as little as possible to use cell phones or electronic products, eat a light diet, can not stay up late, pay attention to keep the eyes clean and hygienic.