My four year old started coughing on Saturday and running fever, We went to the doctor and she said just a cold not to worry. I told her that she is coughing a lot and so hard that she getting sick

, the docktor said it will goaway, well it is now Thursday and it is not gone away well the cough the temp has. The cough is a dry deep cough and when she starts it is non-stop. I have tryed every thing know to woman (mommy) to stop the cough.