I recently got affected with cold cough and throat ache.. doctor prescribed me amoxicillin 500 mg along with zerodol sp .. with those medicines, my throat pain got better but i have started feeling like there is something stuck in my throat.. even though there is nothing .. i feel each and every second as if there is something stuck in my utmost right side of throat .. this is very easy feeling.. and when i am trying to eat something, i feel pain at right side of throat while swallowing any food item.. Also sometimes when i burp i get lot of foam kind of thing .. pls help