hello Dr. , my son is 4 years old he had throat pain and high fever 40 c , I gave him paracetamol then his temp. decreased ,the folloing day early in the morning he vomited 3 times & he refused to eat as he vomited all what he took in break fast ....... evening time his skin become rough , red and itchy . I called his doctor who said this may be scarlet fever , after doing the CBC ( normal ), CRP(34) ,ASO(negative),he excluded strep. infection and prescribed augmentin for 10 days ,nofever or throat pain,but after the 10 day fever return againso I took him for follow up , paediatrician rechecked him , took throat swab and added metronidazole to the ttt , the result of the culture was pseudomonas aeruginosa so he started ceftazidime acc. to the sensetivith test result. what is your openion and how long he should recive that antibiotic .thanks