Ribavirin effervescent granules, this drug is a broad-spectrum antiviral medication that is generally used to treat acute upper respiratory tract infections. Generally, some patients take this drug, there will be some adverse reactions, will cause some harm, usually anemia, fatigue, usually after stopping the drug will disappear, but also appear to have fatigue, headache, insomnia and other symptoms, and long-term large doses, on the human body’s liver function have adverse effects, and for pregnant women will lead to fetal deformities, so it should be banned. This drug is generally used in large doses, may also lead to heart damage, especially for chronic obstructive pulmonary disease or asthma patients, will aggravate the symptoms of dyspnea and chest pain.