Advice please

Savannah • 18, expecting my first bundle of joy! Taken since 12/26/14
Hi Ladies!! I'm 19 weeks pregnant and need help. The past three days I have had this sore throat, a terrible consisting cough, and stuffy /runny nose. My cough will NOT go away no matter what I do. I am up all hours of the night coughing and hacking. My chest is even become sore because I cough so much. Do you ladies know anything I can do to get rid of this, and fast? Thanks ladies!