smoking the pot could help her, but not if you are going to destroy yourself using alcohol.  The booze outweighs the effect of the pot.  When they stop people and call them impaired on pot.  10 to 1 you will find booze or some form of LEGAL drug in her system.  If she has no food to eat then why try to buy gift cards and how did she have the money to get the vehicle if she is so worried about burying her mother?   "According to a Facebook page that appears to belong to Fay, she purchased a 2004 burgundy Tahoe last week" Lots of things don't add up. 

Sick or not there is something that our country starting with the government down, CONSTANTLY SEEM to forget themselves but have no problem telling us; which is the we have to be accountable for our own actions.