i ve been having flu symptoms for over a mth.. sorethroat ,muscle aches,headache,phelgm & have been on 3 courses of antibiotics..didnt get better.Instead have been having fever of 37.4 degrees C. I also feel nauseuos,weak & giddy & pain in my legs below knees till ankle. Yesterday,developed red pin-hole rash on my left leg. My Dr thought it was Dengue Fever but blood test proved negative. Pls advice