Strep throat is caused by bacteria, which means you or your child have antibiotics you can take to treat it. And there are things you can do at home to feel better, too. Adults. 1 to 4 g daily, divided in 2 to 4 equal doses and generally 250 mg PO every 6 hours or 500 mg PO every 12 hours; higher doses may be necessary for more severe infections. Maximum dose is 4 g/day. In general, a treatment duration of 7 to 14 days is recommended for most indications. Nov 18, 2013 · The report focuses on three of the most common pediatric upper respiratory infections: ear infections, sinus infections and strep throat. ”This report is particularly timely as we enter the winter season, when many respiratory viruses commonly circulate,” said Mary Anne Jackson, MD, FAAP, a member of the AAP Committee on Infectious Diseases ... Apr 10, 2019 · Adults and Pediatric Patients at Least 15 Years of Age The usual dose of oral KEFLEX is 250 mg every 6 hours, but a dose of 500 mg every 12 hours may be administered. Treatment is administered for 7 to 14 days.