Well I'm not your pdoc but I don't think you'll be hospitalized if you don't want to be. Yeah, I think they need to change up your meds. Try a different ap I would guess or increase the Seroquel.
Maybe for right now you could try some grounding skills. Those help me when I'm in a funk. I invested in essential oils. I use the lavender a lot. It's hard. Paranoia is a hard one to overcome.