Hello doctor. My son from the past 10 days is suffering from a cold and runny nose. We are giving ambcet 3.5 ml and solvincold 5ml 2 times a day now we stopped  giving mediy after giving 5 days ..but still cold and little cough is there. Streamer he is not taking .. His routine is the same activity, food intake also good. But because of the runny nose I am worried. Suggest me. His weight is 13.75kg Thank you