Mife Wife Age 57 Went To The Dr. Again After

mife wife age 57 went to the dr. again after she had a mild fever 101.8. was diag with strep. already had acteminphin for fever yet she she now has a 102.8. I then put cold towels which helped. cannot give more Tylenol for another few hours. meds dispensed by dr. was cefdnir 300mg. can I wait till morn. or seek emergency rm