Blog8 min readAugust 6, 2026

Borderline Personality Disorder and Addiction in Knoxville: How Integrated Dual Diagnosis Treatment Helps

Learn how borderline personality disorder addiction treatment combines therapy, emotional regulation, and dual diagnosis care to support lasting recovery.

NH

New Hope Health

Editorial Team

Borderline Personality Disorder and Addiction in Knoxville: How Integrated Dual Diagnosis Treatment Helps

Borderline personality disorder (BPD) and substance use disorders often affect one another in ways that make recovery more challenging.

Intense emotions, impulsive behaviors, and difficulty maintaining stable relationships can increase the risk of substance abuse and other negative consequences, especially during early adulthood.

Understanding how these conditions are connected is an important first step toward finding effective treatment.

This guide explains common symptoms, causes, treatment options, and how integrated dual diagnosis treatment helps people living with borderline personality disorder and addiction build healthier lives.

What Is Borderline Personality Disorder?

Borderline personality disorder (BPD) is a mental health condition that affects how a person:

  • Thinks
  • Feels
  • Relates to others

It is characterized by:

  • Intense emotions
  • Unstable relationships
  • Impulsive behaviors
  • Changing self-image
  • Fear of abandonment

Many people with BPD also experience:

  • Anxiety
  • Depression
  • Substance use disorders

Integrated treatment is especially important when these conditions occur together.

Understanding the Link Between Borderline Personality Disorder and Addiction

Borderline personality disorder and substance use disorders frequently occur together.

Many people use alcohol or drugs to cope with:

  • Intense emotions
  • Fear of abandonment
  • Impulsivity
  • Emotional distress

Unfortunately, substance use often worsens:

  • BPD symptoms
  • Relapse risk
  • Self-harm behaviors
  • Relationship difficulties

Integrated dual diagnosis treatment addresses both conditions simultaneously for better long-term outcomes.

Signs and Symptoms of Borderline Personality Disorder

Common symptoms include:

  • Intense mood swings
  • Fear of abandonment
  • Unstable relationships
  • Impulsive behaviors
  • Risk-taking behaviors
  • Unstable identity
  • Chronic feelings of emptiness
  • Intense anger
  • Difficulty controlling anger
  • Self-harm behaviors
  • Suicidal thoughts
  • Emotional reactions that seem disproportionate
  • Dissociation during periods of stress

What Causes Borderline Personality Disorder?

There is no single cause of borderline personality disorder.

Researchers believe BPD develops from a combination of:

  • Genetic factors
  • Brain structure differences
  • Brain function differences
  • Environmental influences

These factors affect:

  • Emotional regulation
  • Stress responses
  • Decision-making
  • Interpersonal relationships

Additional risk factors include:

  • Family history of BPD
  • Family history of mental illness
  • Childhood trauma
  • Physical abuse
  • Emotional abuse
  • Neglect
  • Loss of a caregiver
  • Chronic family conflict
  • Unstable relationships

Although these experiences increase risk, many people with these factors never develop BPD.

How Borderline Personality Disorder Affects Thoughts, Emotions, and Relationships

Borderline personality disorder affects:

  • Emotional regulation
  • Decision-making
  • Daily functioning
  • Relationships

People may experience:

  • Rapid emotional changes
  • Difficulty trusting others
  • Impulsive actions
  • Unstable relationships

These challenges often create stress at:

  • Home
  • School
  • Work

They also increase the likelihood of developing substance use disorders.

How Is Borderline Personality Disorder Diagnosed?

A licensed mental health professional diagnoses BPD through a comprehensive evaluation.

The assessment includes:

  • Mental health history
  • Medical history
  • Current symptoms
  • Daily functioning
  • DSM-5-TR diagnostic criteria

Providers also evaluate:

  • Substance use disorders
  • Other personality disorders
  • Co-occurring mental health conditions

According to the Diagnostic and Statistical Manual of Mental Disorders (DSM-5-TR), symptoms may include:

  • Fear of abandonment
  • Reckless driving
  • Unsafe sex
  • Self-harm
  • Emotional instability

How Dual Diagnosis Treatment Helps People With Borderline Personality Disorder and Addiction

Dual diagnosis treatment addresses both BPD and substance use disorders at the same time.

Treatment often includes:

  • Dialectical Behavior Therapy (DBT)
  • Cognitive Behavioral Therapy (CBT)
  • Individual counseling
  • Group therapy
  • Medication management
  • Family therapy
  • Relapse prevention

Integrated treatment helps:

  • Improve emotional stability
  • Reduce substance use
  • Lower relapse risk
  • Improve long-term recovery

Common Co-Occurring Mental Health Conditions

People with BPD commonly experience:

  • Major depressive disorder
  • Anxiety disorders
  • PTSD
  • Bipolar disorder
  • ADHD
  • OCD
  • Eating disorders
  • Alcohol use disorder
  • Opioid use disorder
  • Stimulant use disorder
  • Cannabis use disorder

Treating all diagnosed conditions together improves outcomes.

Prevalence of Co-Occurring Borderline Personality Disorder and Addiction in Knoxville

Borderline personality disorder affects approximately 1% to 3% of adults.

Research also shows:

  • Up to 78% of people with BPD develop a substance use disorder during their lifetime.

Although Knoxville-specific prevalence data remain limited, Tennessee continues experiencing high rates of substance use disorders, emphasizing the need for integrated care.

Effects and Risks of Borderline Personality Disorder and Addiction

Short-Term Effects

  • Emotional instability
  • Impulsive behaviors
  • Poor judgment
  • Relationship conflict
  • Self-harm
  • Suicidal behaviors
  • Drug overdose
  • Alcohol overdose
  • Financial problems
  • Legal problems
  • Hospitalizations

Long-Term Effects

  • Addiction
  • Substance dependence
  • Repeated relapse
  • Chronic mental health symptoms
  • Relationship loss
  • Job loss
  • Academic problems
  • Physical health complications
  • Increased suicide risk
  • Reduced quality of life

Why People With Borderline Personality Disorder May Turn to Drugs or Alcohol

Many individuals with BPD experience:

  • Emotional pain
  • Rapid mood changes
  • Fear of abandonment
  • Feelings of emptiness
  • Relationship stress

Some attempt to cope through:

  • Alcohol
  • Drugs
  • Prescription medications

Although substances may provide temporary relief, they often worsen:

  • Emotional instability
  • Self-harm risk
  • Suicidal thoughts
  • Relationship problems
  • Addiction

Integrated treatment addresses both emotional regulation and substance use.

Common Substances Used to Cope With Borderline Personality Disorder Symptoms

Frequently misused substances include:

  • Alcohol
  • Oxycodone
  • Hydrocodone
  • Heroin
  • Fentanyl
  • Xanax
  • Ativan
  • Valium
  • Cocaine
  • Methamphetamine
  • Adderall
  • Marijuana
  • MDMA
  • LSD
  • Psilocybin
  • Nicotine
  • Vaping products

Relapse Prevention and Healthy Coping Skills

Relapse prevention teaches healthier responses to emotional distress.

Helpful coping skills include:

  • DBT skills
  • Mindfulness
  • Exercise
  • Journaling
  • Emotional regulation
  • Stress management
  • Peer support
  • Healthy routines

Learning these skills reduces reliance on alcohol or drugs.

Benefits of Treating Borderline Personality Disorder and Addiction Together

Integrated treatment may:

  • Improve emotional regulation
  • Reduce cravings
  • Reduce substance use
  • Lower relapse risk
  • Reduce self-harm
  • Improve communication
  • Strengthen relationships
  • Address underlying mental health conditions
  • Improve treatment engagement
  • Improve quality of life

Medication for Borderline Personality Disorder and Co-Occurring Addiction

There is currently no FDA-approved medication specifically for BPD.

However, providers may prescribe medications to treat related symptoms, including:

  • Antidepressants
  • Mood stabilizers
  • Atypical antipsychotics

Medication-assisted treatment (MAT) may also include:

  • Buprenorphine
  • Methadone
  • Naltrexone

for opioid or alcohol use disorders when appropriate.

Evidence-Based Therapies for Borderline Personality Disorder and Addiction

Treatment commonly combines multiple therapies.

Dialectical Behavior Therapy (DBT)

DBT is considered the gold standard treatment for BPD.

It teaches:

  • Emotional regulation
  • Distress tolerance
  • Mindfulness
  • Interpersonal effectiveness

Cognitive Behavioral Therapy (CBT)

CBT helps people:

  • Change unhealthy thinking patterns
  • Develop healthier coping skills
  • Improve problem-solving

Additional Therapies

Treatment may also include:

  • Motivational Interviewing (MI)
  • Trauma-focused therapy
  • Group therapy
  • Family therapy
  • Relapse prevention counseling

Research shows DBT significantly improves recovery outcomes for many individuals living with BPD.

Long-Term Recovery, Relapse Prevention, and Family Support

Recovery continues long after formal treatment ends.

Long-term recovery often includes:

  • Ongoing therapy
  • Medication management
  • Peer support
  • Healthy routines
  • Structured relapse prevention plans

Family support also improves outcomes through:

  • Education
  • Healthy communication
  • Boundary setting
  • Continued encouragement
  • Accountability

When to Seek Help

Professional treatment is recommended when BPD symptoms interfere with:

  • Relationships
  • Work
  • School
  • Daily life

Immediate evaluation is necessary for:

  • Suicidal thoughts
  • Self-harm
  • Repeated overdoses
  • Severe emotional distress

Early treatment improves long-term recovery.

Borderline Personality Disorder Treatment Options

Outpatient Therapy

Provides:

  • Individual counseling
  • Medication management
  • Ongoing support

Intensive Outpatient Program (IOP)

Offers structured therapy several days each week while allowing patients to remain at home.

Partial Hospitalization Program (PHP)

Provides intensive daytime treatment with psychiatric care.

Residential Treatment

Offers 24-hour structured treatment for individuals requiring higher levels of support.

Dual Diagnosis Treatment

Treats both BPD and substance use disorders together.

Medication Management

Psychiatric evaluation and medication monitoring when appropriate.

Family Therapy

Improves communication and strengthens recovery support.

Does Insurance Cover Treatment?

Many private insurance plans, Medicaid, Medicare, and employer-sponsored insurance plans may cover medically necessary treatment for:

Coverage varies depending on:

  • Insurance provider
  • Provider network
  • Prior authorization
  • Recommended level of care

Conclusion

Borderline personality disorder is a treatable mental health condition, and recovery is possible.

A personalized treatment plan combining:

  • Dialectical Behavior Therapy
  • Individual therapy
  • Family involvement
  • Emotional regulation skills
  • Distress tolerance
  • Treatment for co-occurring addiction

can significantly improve long-term recovery.

If you or someone you love is experiencing self-harm, emotional instability, or substance abuse, seeking professional treatment early can improve outcomes and help build healthier relationships and coping skills.

Seeking Treatment? We Can Help!

At New Hope Healthcare, we are an in-network provider and work with many insurance plans, including:

  • TRICARE
  • Magellan Health
  • First Health Network
  • Cigna
  • Anthem Blue Cross Blue Shield
  • Aetna
  • Humana
  • TriWest VA
  • UnitedHealthcare
  • Optum
  • UMR
  • Oscar
  • Celtic Insurance
  • Ambetter
  • And more

If you or a loved one is struggling with mental health challenges or substance abuse, seeking treatment and emotional support is important.

Consulting a doctor or treatment professional can provide the support and guidance needed to choose the appropriate level of care.

Reach out to New Hope Healthcare today. Our compassionate team is here to support your journey toward lasting well-being.

Effective medication management can be an important part of treatment and long-term success.

Call us at 866-799-0806.

FAQs

Can Borderline Personality Disorder and Addiction Be Treated at the Same Time?

Yes. Integrated dual diagnosis treatment addresses both borderline personality disorder and substance use disorders simultaneously, improving long-term recovery outcomes.

What Is the Most Effective Therapy for Borderline Personality Disorder and Addiction?

Dialectical Behavior Therapy (DBT) is considered the most effective treatment for BPD and is commonly combined with addiction counseling, medication management, and relapse prevention.

Does Insurance Cover Borderline Personality Disorder Addiction Treatment?

Many private insurance plans, Medicaid, Medicare, and employer-sponsored plans may cover medically necessary mental health and addiction treatment. Coverage varies by plan.

People Also Ask

Can Borderline Personality Disorder Cause Addiction?

Borderline personality disorder does not directly cause addiction, but emotional distress, impulsivity, and difficulty regulating emotions significantly increase the risk of substance use disorders.

What Substances Are Commonly Used by People With Borderline Personality Disorder?

Commonly misused substances include alcohol, opioids, stimulants, benzodiazepines, cannabis, nicotine, and other drugs used to cope with emotional distress.

Can Someone Recover From Borderline Personality Disorder and Addiction?

Yes. With evidence-based therapy, integrated dual diagnosis treatment, healthy coping skills, and ongoing support, many individuals achieve long-term recovery.

Sources

  • National Institute of Mental Health (NIMH) – Borderline Personality Disorder

https://www.nimh.nih.gov/health/topics/borderline-personality-disorder

  • Substance Abuse and Mental Health Services Administration (SAMHSA)

https://www.samhsa.gov/

  • National Institute on Drug Abuse (NIDA)

https://nida.nih.gov/

  • American Psychiatric Association – What Are Personality Disorders?

https://www.psychiatry.org/patients-families/personality-disorders

  • National Library of Medicine (PubMed)

https://pubmed.ncbi.nlm.nih.gov/

About the Author

New Hope Health

New Hope Health

Editorial Team

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