What are these symptoms of? Post nasal drip, sore throat, brown/green mucus with traces of blood, puffy eyelids, headache.

Several things. This is a problem that requires a face-to-face meeting with your doctor. In that meeting, your doctor will listen to you, perform a throrough examination and possibly order labs or other tests. Based on this information, he/she will be able to tell you what's wrong and what to do about it.

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