Your going to have to force her. I'm sure it's going to be tough and hard, but if you love her you'll do whatever you can. She's 15 in three years she'll be and adult, if she continues to walk the road she has been, she could end up in a lot more trouble.
Here are some sites I have found, hopefully they will be able to help you.
http://www.troubledteenhelp.com/214.html
Who Might Benefit From Our Services
ADD, ADHD, Bipolar, Dual Diagnosis students seeking specialized programs and services
Parents facing sleepless nights anticipating the next phone call concerning the fate of their child
Parents looking to place their child into a residential treatment center or wilderness program
Troubled teens who are runaways
Students battling eating disorders (Anorexia or Bulimia)
Students considering an independent boarding school
Students dealing with alcohol or drug abuse
Students exhibiting oppositional defiant behaviors such as ODD (Oppositional Defiant Disorder)
Students involved in the juvenile justice and/or legal system
Students seeking an additional academic challenge
Students threatening suicide and/or involved in cutting
Students who are depressed
Students who are underachieving
Students who have behavioral or emotional issues
Students with mild to severe learning differences and/or disabilities
Students with special needs
Troubled teens needing specialized placement
Troubled young adults 18 and over who need transitional care assistance
http://www.helpmyteen.com/index.html?kw=misc&src=ga
this program offers
20 years of academic and professional experience. Consulting with and assisting families of adolescents for over 12 years.
Continuing and ongoing communication and relationship with many past clients. 96% parent satisfaction rate.
100% attention given to the needs of the family and the child. Small office with confidential and attentive staff.
24-hours, 7 days a week availability.
Cost effective and immediate solutions. Funding Available.
Assists in the fulfilling of parental responsibility to the adolescent who is noncompliant.
Network of families and students who are willing to communicate with others regarding their experience with Help My Teen.
Close association with several specialty boarding schools and behavior programs.
http://www.troubledteenschools.com/
http://www.troubledteen101.com/
Hope these help and good luck.