My 2.5 year old baby has cold and cough and he is coughing continuously and unable take breath from his nose and i think he has mucus kindly give some suggestions how get relief

A. he is continously coughing gv a spoon of honey or a glass of turmeric milk before bed boil some tulsi leaves with crushed ginger in a cup of water till it is half add honey and gv 2 to 3 sp thrice a day.. use Babyhug rapid relief baby rub