My baby is 5 and half months old he is having fever, cold and cough. Can I give him fever syrup, cold syrup and cough syrup togather or how to give. please suggest

A. gap of at least half an hour should be maintained between any two medicine which will helpd in improving the chances of absorption of the medicine for better results. also when two medicines are given together they may react with each other decreasing the efficacy of both the medicinesf