Hello Doctor My Child Is 3.11years Old With Weight Of

Hello doctor my child is 3.11years old with weight of 19.8kgs and has fever, we are prescribed with ibugesic plus ibuprofen - 100mg and paracetamol 162.5mg , (mor-afternoon-night) 5ml-5ml-5ml.as we were given night at 7pm 5ml at 1am again fever of 100°f s there. Can we repeat the dose in between time.