Have I had gone through your short history. Take Tablet Sinarest one tablet after food morning and evening. It will work for fever headache and cold too. Do warm salt water gargling 3-4 times a day . If symptoms  subside other medication like antibiotics must be added . You can contact me through chat consultation if need further help or if symptoms still persists. Also take lots of fluids like water and juice with out ice so that you keep your self Hydrated which is very important now