Hi thanks for writing to Practo consult. Hi what dose did you give of calpol , I mean calpol 125/5ml or calpol 250mg/5ml. Any fever for more that 24 hours and more than 101° F its better that child is seen by pediatrician. Do read my article it may help you.."Common Cold: Its Very Common, Don't Panic" by Dr. Poonam.M. Sambhaji - https://www.practo.com/healthfeed/common-cold-its-very-common-don-t-panic-8682/post
Next Steps
Meanwhile keep child Hydrated by giving plenty of fluids and keep temperature chart and give fever medicine paracetamol accordingly.