Addiction and Recovery Knowledge Center

The Knowledge Center is the educational library of The Archangel Centers. Every article is researched against primary sources (federal agencies, professional clinical societies, peer-reviewed journals) and reviewed by a credentialed clinician before publishing. None of the content here is a substitute for clinical advice. It is meant to give you a clear, accurate base of information so the conversation with a clinician is more productive.

For our research and review process, see editorial standards.

Browse by topic

Substances and addictions

Clinical overviews of specific substances: how dependence develops, withdrawal risks, treatment options., The full substances hub, Alcohol use disorder, Opioid use disorder, Fentanyl, Heroin, Cocaine, Benzodiazepines, Methamphetamine, Prescription drug misuse, Polysubstance use

Treatment modalities

How specific therapies work, when they are used, and what to expect., The full therapies hub, Cognitive behavioral therapy (CBT), Dialectical behavior therapy (DBT), Group therapy, Family therapy, Medication-assisted treatment (MAT), Trauma-informed care and EMDR, Motivational interviewing, Relapse prevention

Levels of care explained

What PHP, IOP, OP, and the continuum of care actually mean., The levels of care hub, Partial Hospitalization Program (PHP), Intensive Outpatient (IOP), Outpatient (OP), The full continuum of care, PHP vs IOP: how to choose, How long is treatment?

Dual diagnosis (co-occurring mental health)

Treating substance use and mental health together., The dual diagnosis hub, Depression and addiction, Anxiety and addiction, PTSD and addiction, Bipolar disorder and addiction, ADHD and addiction

Recovery and process

What to expect from treatment, in-treatment, and after., The recovery hub, What to expect from treatment, Stages of recovery, Aftercare, Sober living, 12-step vs alternatives, Life after treatment

Family and support

Recovery rarely succeeds in isolation. How families help (and how they sometimes get in the way without meaning to)., The family hub, How to help a loved one, Interventions, Codependency, Al-Anon and other family programs, Family roles in addiction

Insurance and cost

The practical side: what insurance covers, what it costs, and how to use FMLA., The insurance hub, Does insurance cover rehab?, Cost of treatment, In-network vs out-of-network, FMLA leave for treatment

How to use this library

If you are looking for treatment, the most useful starting points are usually:

If you are looking on behalf of a loved one, the family cluster, starting with how to help a loved one, is the right place.

For an immediate next step, call (888) 464-2144 or verify your insurance.

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• The page about the substance involved (in the substances cluster)
• The full continuum of care to understand the steps of treatment
• Does insurance cover rehab? for the cost picture

About this article

This page was prepared by The Archangel Centers editorial team. This is general informational content; specific clinical recommendations are made during admissions and treatment.