If you get worried that she might be a danger to herself you can always ask the police to do a welfare check.

Any counseling resources for you at the college? You need help dealing with this.

My Mom went through really bad times too, so I can relate to what you are going through. Watching a parent be self destructive is horrible.

Is there any type of crisis hot line in the area? In some places they will do evaluations over the phone, suggest resources, and if need be come out to talk in person to the one in crisis.

Does whoever is prescribing her meds know about all this?

Welcome to the Community and you are definitely in the right place.