Iam. A diabetes patient. In the evening!

Got a panic attack on 11 May got admitted in max partpatganj...they diagonesed anxiety disorder ...and gave me alprazolam...I don't want to depend on this medicine so I stopped it...though iam fine but after taking meals I feel uncomfortable in my legs and iam not getting proper sleep...iam diabetic for 6 years and when I check my sugar is always 140 or 150 after meals ...should I take pregabalin for this or should I take alprazolam or clonazepam iam confused whether it is anxiety or it is due to diabetes if due to diabetes neuropathy pregabalin May help me because now my only worry is that after meals I feel uncomfortable in legs Please help me out for diabetes I take metformin 1mg in morning and zanumet 500 in the evening