Discomfortness in Throat and Ear ache.

Its been 15 days I am having discomfortness in my throat. It started when I had chilled water. For 4-5 days I took erythromycin tablet and gargled with salt water nothing happened. I went to ENT Surgeon and said its a throat infection nothing to worry.Doctor prescribed me some medicines for 10 days and called me after 10.days. from last 4 days I am having ear ache and some time headache also don't know why?I went to doctor and saw my throat again he told me that its a throat infection only he said he is 99% sure its a throat infection be looking at redness in my throat But for rest 1% he suggested me to take x ray and prescribed me some medicines for 10 days. When i asked him about earache he said its a sinus problem as bone of my nose is little bend. But I have never experienced pain in my ear in my entire life.mny tym i had Tonsils but without earache.Now thing is I just feel blockage and discomfort in throat and a mild ear ache. Plz tell me why it is happening?I am scared plz help