Cause for ur insomnia is the underlying depressive symptoms ... which needs treatment with antidepressants ... Antidepressants doesn't cause so much of sedation ... Dose can b adjusted as per ur response to the treatment at the same time not leading to sedation.
Social anxiety also responds to same medicines ...but along with it u need to expose gradually to social situations while following relaxation techniques ...
Next Steps
start meditations immediately
Health Tips
close family members can b told about ur illness by a doctor ...so that it ll b helpful for u as well as ur family to deal with it