Hi My Daughter Has Swallon Glands On The Side Of

Hi my daughter has swallon glands on the side of her neck and her troat is filled with sores and really painful took her to urgent care gave her a ZPac and mouth numbing rinse..throat has not gotten any better it's the 3rd day on zpax and not sure how long it takes to get better..they checked her for strep throat which she used to get alot when younger..she is 14..