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Self-Medication: When Substance Use Is Treating an Untreated Mental Health Condition

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Self-medication is the use of alcohol or other substances to manage the symptoms of an untreated mental health condition: drinking to quiet anxiety, using stimulants to push through depression, or numbing the intrusions of trauma. It often works in the short term, which is exactly why it takes hold, and it is a major reason substance use and mental illness so frequently occur together.

When substance use is really self-medication, treating the substance alone tends to fail, because the underlying condition is still there. This guide explains how self-medication works and why integrated co-occurring care addresses both at once.

At our Roseville facility, our clinical team treats adults 18 and older across Greater Sacramento and Placer County whose mental health condition and substance use have become entangled.

Speak with admissions about co-occurring mental health and substance use care
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📞 (916) 527-9606

Key Takeaways

  • Self-medication is symptom management: using substances to quiet an untreated condition.
  • It works short-term: brief relief is exactly why the pattern takes hold.
  • It drives co-occurrence: it is a major reason substance use and mental illness travel together.
  • Treating the substance alone often fails: the underlying condition keeps driving use.
  • The cause runs both ways: each condition can worsen the other over time.
  • Integrated care is the answer: treating both conditions together, not one after the other.

How Self-Medication Works

21.2 million
U.S. adults have both a mental illness and a substance use disorder
Source: SAMHSA (2024 National Survey on Drug Use and Health)

The pattern is common and well documented. The National Institute on Drug Abuse notes that mental illness and substance use disorders frequently co-occur, and that one can contribute to the other. Self-medication is one of the clearest pathways: the substance temporarily eases a symptom, the relief reinforces the use, and the underlying condition goes untreated.

Different conditions tend to be self-medicated in different ways. The table below shows common patterns.

Underlying ConditionCommon Self-Medication Pattern
AnxietyAlcohol or sedatives to quiet worry and physical tension
DepressionStimulants or alcohol to manage low mood and energy
Trauma or PTSDSubstances to numb intrusions and hyperarousal
Insomnia tied to a disorderAlcohol or other substances to force sleep
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When the drinking or the drug is doing a job, quieting anxiety, numbing trauma, you cannot remove it without treating what it was doing.

— Dr. Bonnie J. Mitchell, DBH, LPCC, Clinical Director

Why Treating Only the Substance Use Fails

If the substance is managing an untreated condition, removing it without treating that condition leaves the original problem in full force. The table below contrasts the two approaches, and our look at integrated versus sequential treatment goes deeper.

ApproachWhat Happens
Treat the substance use aloneThe underlying condition keeps driving the urge to use
Treat the mental health condition aloneSubstance use can derail the treatment
Treat both together (integrated)Each is addressed so neither keeps fueling the other

How Integrated Care Works

Integrated care treats the mental health condition and the substance use at the same time, by the same team. It begins with a comprehensive assessment that identifies both, then combines psychotherapy and medication management to treat the underlying condition while addressing the use.

A residential setting supports this by holding both conditions in view daily. We treat the mental health side and do not provide detox onsite; adults who need detox first are connected to a partnering provider before admission. A typical stay runs around 30 days, followed by a step-down. When detox comes first, the handoff from detox to residential care is planned carefully.

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Integrated Co-Occurring Care

When substance use is really self-medication, both conditions need treatment. Our residential program addresses them together.

Explore co-occurring care

When This Needs Residential Care

Residential care fits when a mental health condition and substance use have become entangled, when safety is at risk, or when outpatient attempts to treat one without the other have not held. The structure allows both to be treated at once.

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In Crisis Right Now?

If you or someone you love is in immediate psychiatric crisis, call or text 988 — the Suicide and Crisis Lifeline. Available 24/7, confidential, free.

If life is in danger, call 911. Sacramento Mental Health is a residential treatment program — not an acute crisis or emergency service.

We admit adults 18 and older. Call (916) 527-9606 to discuss coverage and payment options.

Frequently Asked Questions About Self-Medication

What does self-medication mean?

Self-medication is using alcohol or other substances to relieve the symptoms of an untreated mental health condition, such as drinking to quiet anxiety or using substances to numb trauma. The short-term relief reinforces the use, even as the underlying condition stays untreated.

Why does self-medication lead to co-occurring disorders?

Because the substance temporarily eases a symptom, the relief reinforces continued use, and over time a substance use disorder can develop on top of the original mental health condition. It is one of the clearest pathways to having both conditions at once.

Why does treating the substance use alone often fail?

If the substance is managing an untreated condition, removing it without treating that condition leaves the original problem in full force, which keeps driving the urge to use. Lasting progress usually requires treating both the mental health condition and the substance use together.

What is integrated treatment?

Integrated treatment addresses the mental health condition and the substance use at the same time, by the same team, rather than one after the other. It starts with an assessment that identifies both, then combines therapy and medication to treat the underlying condition while addressing the use.

When does this need residential care?

Residential care fits when a mental health condition and substance use have become entangled, when safety is at risk, or when outpatient attempts have not held. We treat the mental health side, admit adults 18 and older, and connect those who need detox first to a partnering provider.

Picture of Clincially Reviewed By Dr. Bonnie J. Mitchell DBH, LPCC

Clincially Reviewed By Dr. Bonnie J. Mitchell DBH, LPCC

Dr. Bonnie Mitchell is a behavioral health leader, clinician, and advocate dedicated to expanding access to compassionate, evidence-based mental health and substance use treatment. She earned her Doctor of Behavioral Health degree from Arizona State University in 2018, holds a Master’s degree in Clinical Counseling for Mental Health, and a Bachelor’s degree in Psychology.

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