Cough is the last to get better usually.. If there is phlegm, can give Mucolite syrup (Ambroxol 30 mg/5ml) 1.5 ml three times daily for 3-5 days.
If there's no phlegm and it's a dry cough, can try Dabur Honitus 2.5 ml three times daily for 3-5 days.
Give plenty of water. Keep her warm.
Health Tips
If doesn't get better in next 3 days, visit a pediatrician.