TIL that Mirtazapine can cause a "full feeling sinus", along with HRT-related rhinitis (also something I didn't know about!) that might just be why I've felt soooo congested the last few months 


@theresnotime That one made my POTS so much worse. Nearly passing out almost every time I stood up. Also, killed my libido almost entirely.
Did temporarily fix my bladder issues though. Somehow...