Addiction is not a disease, but a habit. Habit change requires will power. to develop will power, brain health should be improved and anti-depression treatments used. I found pulsed electromagentic field therapy to be an easy to use. PEMF therapy can be used for taking better care of your brain to help fight anxiety, depression, brain fog, and other conditions that are becoming common in modern lifestyle.
Research review: PEMF therapy for depression, mood and brain fog
All the best!