 [ Symptoms ] can i take azithromycin if im allergic to augmentin [ Disease ] i do not know what she is taking but there is a very common amoxicillin side effect that can produce a rash near the end of the antibiotic course of treatment scarlet fever tends to be a generalized all over the body bright red sandpaperyrough skin rash that will eventually peel especially on the palms and feet a person would not typically get a scarlet fever eruption on day six using an antibiotic that could treat strep again i do not know what she is taking was your daughter lab diagnosed with strep rapid strep swab or a strep culture  or was it a clinical diagnosis the medical provider just examined her throat and said strep clinical diagnoses of strep are no more accurate than a coin toss in most instances