Believe it or not, about 98% of all upper respiratory infections in adults are viral in origin.
Therefore with your symptoms, an antibiotic
is indicated in about 2% of cases. In general our
academy suggests the following: 1.) if you are getting worse after 5 days, an appropriate antibiotic should be given, 2.) if you do not improve at all after 10 days, an antibiotic should be prescribed.