Dear surenderkkhatri, welcome to hcm.
definitely is helpful to ur son. it is available in small vials which can be given to him orally. along with that, please give him plenty of fluids orally, fresh fruit juices, soups, etc. avoid spicy, oily foods.. curdrice or idly with curds and sugar would be best. added with ORS
will help in replenishing the loss of electroltyes from the body as a result of loose motion