today my daughter is suffering from nose congestion. seems cough and cold is going to attack her. what should to do prevent from further sickness

A. nose block s nasivion. cold and cough can be due to season change mostly and is due to viral in majority of cases . Can give indirect steam inhalation for relief from nasal blockage. Use nasivion drops for congestion . For cough , need to see a doctor if wer cough .