Get Smart: Know When Antibiotics Work Cold and Flu Season: No Reason for Antibiotics. Colds, flu, and most sore throats and bronchitis are caused by viruses. Antibiotics do not help fight viruses.
Centers for Disease
Control and Prevention,1600 Clifton Rd, Atlanta, GA 30333, U.S.A
Tel: (404) 639-3311 / Public Inquiries: (404) 639-3534 / (800) 311-3435