Cold is most of the time because of viral illness and  if the child is having recurrent running nose and nasal congestion  it can be allergic rhinitis also so it needs a proper examination. steam inhalation will be beneficial in both the cases along with decongestant medicine like wikoryl, alex cold In  viral illness there can be cough and fever which needs treatment accordingly along with a proper hydration .

Hi you can give Syrup Ventryl D 3 ml three times a day. In case she develops fever or cough or breathlessness please consult

You can give maxtra drops  0.8ml three time a day for runny nose. Consult if fever and cough Maintain hygiene , hand washing, and mask