My son is 2yrs & 5 months,he gets cold , cough very frequently,can ragi be given to him everyday,I have given him medicine like Septilin,Actified,Ascoril syrup,Dabur honitus,Home remedy like honey ginger in the morning,jyestha madh,Turmeric milk in the morning,I havent started with ragi yet,is ragi not advisable for the children who has cough,Can you Pls advice me some remedies to get relieved from his frequent coughing & also to increase his immune.Thank you.