This article explains post-nasal drip and some common symptoms that occur. It looks at six possible causes ... taking GERD medication like proton pump inhibitors, or even surgery.
Symptoms include a post-nasal drip, stuffiness, sinus pressure, facial pain, and frequent nosebleeds. It sounds like it could still be just a cold, but if these symptoms last more than 10 days ...
This can lead to symptoms like nasal congestion or discharge, post-nasal drip, headache ... When sinusitis does not respond to treatment, your doctor may recommend surgery to remove a polyp ...