I have had a flu type cold for 2 months, bad chest, and horrible cough, now I can t stop coughing and have a constant headache, I sweat loads, my chest is tight and through the coughing fit im almost sick, and have been sick a few times, my body feels cold,.but I m warm/hot, feel all clammy, and just feel exhausted, the cough has been the worst for 2 month, and just won t go, it keep me up at night, any recommendations,