Hi im 27 year old female .i had recent episode of fever, and throat infection for dat I took amoxyclav bd for 5 days, it got subsided by one week but I developed watery nasal discharge and post nasal drip which is on and off. Which is not getting relieved by medications. Discharge is pure watery. And general malaise. I used azelastine nasal drops and hot water steam but of no use. Can you help me with diagnosis and treatment.