A member asked:

Is 7 days of 500 mg amoxicillon enough to kill sinus infection?

A doctor has provided 1 answer
Dr. Michael Ein answered

Specializes in Infectious Disease

See below: Most sinusitis will resolve without any specific treatment. Topical (neosynephrine) or oral (pseudephedrin) decongestants and saline nasal sprays give symptomatic relief. For severe or intractable infections appropriate antibiotic treatment is indicated. 7 days is enough.

Answered 12/10/2013

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