Sorry to hear you are having attacks. I would be willing to "chat" with you through PMing if you think that would help.

Have you considered contacting your psychiatrist about adjust meds or changing or adding meds?

I am not sure what would help your PTSD anxiety but here are articles that might just be of interest
You, Me and PTSD: Relationships with Partners Who Have Suffered Trauma | Partners in Wellness

Psych Central - Search results for Anxiety attacks as PTSD flashbacks