Diazapam ruined my life?

i was taking alot of diazapam and it has left a big impact on my life in just the last few weeks my family have fell out with me a girl i like thinks im a loser i could possibly be going to jail as i was caught with them and i lost my job plus fell and hit my head and got a concussion .... what are the best steps of overcoming this i have stopped taking diazapam but now feel so depressed cause of everything thats been going on