what kind of antibiotic due you take for sinus infections
1 The guidelines help doctors distinguish between viral and bacterial infections so they know when to prescribe antibiotics. 2  Amoxicillin-clavulanate should be prescribed for bacterial sinus infections, due to increasing resistance against amoxicillin.
Most sinus infections are caused by viruses, which don't respond to antibiotics. But even bacterial sinus infections rarely require antibiotic treatment, according to the Centers for Disease Control and Prevention.In most cases, both types of infection go away on their own in less than two weeks.Most patients get better despite antibiotics, not because of them, says Garbutt.ealth.com: How to tell if you need an antibiotic. The study included 166 people with moderate or severe sinus infections. Half of the participants took amoxicillin three times a day for 10 days, and the other half took a placebo on the same schedule.