What causes pharyngitis?

Dr. Jeanne Morrison, PhD
Family Practitioner

Pharyngitis is usually caused by a viral infection. Sometimes the virus attacks only the throat (pharynx), but often the sore throat is part of having a viral illness such as the common cold or the flu. Sometimes pharyngitis is caused by a bacterial infection or tonsillitis. It can also be caused by respiratory allergies or simply from dry air.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.