Ribavirin Granules can treat acute and chronic pharyngitis caused by viral infections and should be taken under the direction of a doctor. Ribavirin Granules is an antiviral drug that is effective in the treatment of pharyngitis, pneumonia, bronchitis and other diseases caused by viral infections. When acute and chronic pharyngitis is caused by viral infection, taking ribavirin granules can have an antiviral effect, which is beneficial to control the condition. Patients with acute and chronic pharyngitis treated with ribavirin granules may experience adverse reactions such as anemia, headache, fever, insomnia, arthralgia, hair loss, etc. Pregnant women, patients with autoimmune hepatitis and those who are allergic to the ingredients of ribavirin granules are prohibited. Due to acute and chronic pharyngitis or other diseases need to be treated with ribavirin granules, should be guided by a doctor, should not be self-medication.