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Opioid addiction can develop through prescription pain medications, heroin, fentanyl, or other opioids. As opioid use continues, some people develop physical dependence, intense cravings, withdrawal symptoms, repeated unsuccessful attempts to stop, and a pattern of continued use despite serious consequences.

Brooks Healing Center provides opioid addiction treatment in Tennessee for adults struggling with opioid use disorder, physical opioid dependence, fentanyl or heroin use, prescription opioid misuse, repeated relapse, and appropriate co-occurring mental health or substance use concerns.

Located in Normandy between Nashville and Chattanooga, Brooks provides medical detox, residential addiction treatment, medications for opioid use disorder when clinically appropriate, evidence-based therapy, and continued care through our Partial Hospitalization Program and supportive housing.

The modern opioid supply also includes illegally manufactured fentanyl and counterfeit pills that may expose someone to fentanyl without their knowledge. Because opioid tolerance can change quickly after a period of abstinence, effective treatment needs to address more than withdrawal alone.

Table of Contents

Key Points About Opioid Addiction Treatment

Opioid Addiction Treatment at a Glance

Brooks Program / Level of CareWhat It ProvidesWhen It May Be Appropriate
Medical DetoxMedical monitoring, withdrawal support, symptom management, medication assessment, and stabilization as opioid use stops or changes.When physical dependence, significant withdrawal, fentanyl exposure, polysubstance use, medical concerns, or previous unsuccessful attempts to stop make structured withdrawal management appropriate.
Residential Treatment24-hour structured living with therapy, clinical support, recovery education, relapse-prevention planning, and individualized treatment.When opioid use is difficult to interrupt at home, previous treatment has not held, or substantial structure and separation from everyday triggers are needed.
Medications for Opioid Use Disorder (MOUD)Evidence-based medication support that can address withdrawal, cravings, ongoing opioid use, and overdose risk when clinically appropriate.For patients who may benefit from buprenorphine, naltrexone, or coordinated care involving another appropriate MOUD provider.
Partial Hospitalization Program (PHP)Intensive daytime treatment with therapy, medication management, recovery support, and increasing independence outside clinical hours.After residential treatment or for medically stable patients who need substantial clinical structure without 24-hour residential care.
Sober LivingStructured, substance-free housing in Tullahoma with peer accountability, healthy routines, and increased independence.For eligible individuals who no longer require intensive clinical treatment but continue to benefit from structured recovery housing.

What Are Opioids?

Opioids are a broad class of substances that act on opioid receptors in the brain and body. Some are prescribed to manage pain, while others are manufactured or distributed illegally. Their effects can include pain relief, sedation, slowed breathing, constipation, nausea, euphoria, tolerance, and physical dependence.

Common opioids include:

  • Oxycodone
  • Hydrocodone
  • Morphine
  • Codeine
  • Hydromorphone
  • Fentanyl
  • Heroin
  • Methadone
  • Buprenorphine


Methadone and buprenorphine require an important distinction. Although both are opioids, they are also evidence-based medications used to treat opioid use disorder when appropriately prescribed and monitored.

Opiates vs. Opioids: What Is the Difference?

People frequently use the words opiate and opioid interchangeably, but opioid is the broader clinical term. Opiates traditionally refer to substances derived directly from the opium poppy, such as morphine and codeine, while opioids also include semi-synthetic and synthetic substances such as oxycodone and fentanyl.

Terms such as “opiate addiction,” “opiate withdrawal,” and “opiate rehab” remain common in everyday vocabulary, but opioid use disorder is the more accurate modern terminology for the condition this page addresses.

What Is Opioid Use Disorder?

Opioid use disorder is a substance use disorder involving a problematic pattern of opioid use that results in clinically significant impairment or distress. OUD can develop with heroin or illegally manufactured fentanyl, but it can also involve prescription opioids.

Clinicians consider patterns such as:

  • Taking opioids in larger amounts or for longer than intended
  • Repeatedly wanting or trying to reduce opioid use without success
  • Spending substantial time obtaining, using, or recovering from opioids
  • Strong opioid cravings
  • Opioid use interfering with work, school, family, or responsibilities
  • Continuing use despite relationship problems
  • Giving up important activities because of opioid use
  • Using opioids in dangerous situations
  • Continuing use despite recognizing physical or psychological harm
  • Developing tolerance
  • Experiencing withdrawal or using opioids to avoid withdrawal


Under DSM-based criteria, two or more qualifying symptoms within a 12-month period can meet criteria for OUD, with severity based on the number of symptoms present. Tolerance and withdrawal are not counted toward an OUD diagnosis when they occur solely from taking opioids appropriately under medical supervision.

SAMHSA estimated that approximately 4.8 million people aged 12 or older had opioid use disorder in the United States in 2024.

Physical Dependence vs. Opioid Addiction

Physical dependence does not automatically mean someone has opioid use disorder. A person who takes prescription opioids as directed for a medical condition may become physically dependent because the nervous system has adapted to regular opioid exposure.

OUD involves a broader harmful pattern in which opioid use becomes difficult to control or continues despite significant consequences. The distinction matters because physical dependence may require careful medication management or tapering, while opioid use disorder generally requires a more comprehensive treatment plan.

Signs Opioid Use May Be Becoming a Problem

Warning signs can include:

  • Taking more opioid medication than prescribed
  • Running out of prescriptions earlier than expected
  • Using pills obtained from friends, family, dealers, or other sources
  • Using heroin, fentanyl, or counterfeit pills
  • Needing larger amounts to achieve the same effect
  • Experiencing strong cravings
  • Feeling sick when opioid use stops
  • Using opioids primarily to avoid withdrawal
  • Hiding opioid use from family members
  • Spending increasing amounts of time or money obtaining opioids
  • Missing work, school, appointments, or family responsibilities
  • Continuing to use despite relationship, financial, medical, or legal consequences
  • Repeatedly trying to stop but returning to use
  • Experiencing an opioid overdose


Someone does not need to display every warning sign before treatment may be appropriate. A pattern of escalating use, withdrawal, repeated relapse, overdose, or loss of control can be enough reason to seek an assessment.

Opioid Withdrawal

Opioid withdrawal occurs when opioid receptor activity falls substantially after the brain and body have adapted to regular opioid exposure. Symptoms can be extremely uncomfortable and can drive someone back to opioid use even when they strongly want to stop.

Symptoms may include:

  • Anxiety and restlessness
  • Irritability
  • Muscle and joint aches
  • Sweating
  • Yawning
  • Runny nose and watery eyes
  • Dilated pupils
  • Goosebumps
  • Difficulty sleeping
  • Abdominal cramping
  • Nausea or vomiting
  • Diarrhea
  • Increased heart rate or blood pressure
  • Strong opioid cravings


Withdrawal depends heavily on the opioid involved, how frequently it is used, the amount used, duration of dependence, other substances, medical conditions, and individual physiology.

Opioid Withdrawal Timeline

There is no exact opioid withdrawal timeline that applies to everyone. Short-acting and long-acting opioids behave differently, and the changing fentanyl supply can make traditional timing less predictable.

A general framework may look like this:

Time / Opioid PatternWhat May Occur
Short-acting opioids: roughly 8–24 hoursEarly symptoms such as yawning, sweating, runny nose, anxiety, restlessness, insomnia, and body aches may begin.
Short-acting opioids: approximately 1–3 daysWithdrawal may become more intense, with nausea, vomiting, diarrhea, abdominal discomfort, increased heart rate, and substantial restlessness.
Following daysAcute symptoms often begin improving, although sleep disruption, cravings, mood symptoms, and increased sensitivity to pain can continue.
Longer-acting opioidsWithdrawal can begin later and may persist longer than withdrawal from shorter-acting opioids.
Chronic fentanyl exposureThe onset and course may be less predictable, making clinical assessment more useful than relying only on hours since the last use.

SAMHSA’s clinical guidance describes early withdrawal from short-acting opioids as commonly beginning around 8–24 hours after last use, while longer-acting opioids may begin later.

Is Opioid Withdrawal Dangerous?

Opioid withdrawal is generally not considered life-threatening in the same way severe alcohol or benzodiazepine withdrawal can be, but that does not mean it is always appropriate to manage alone. Vomiting and diarrhea can contribute to dehydration, underlying medical or psychiatric conditions can complicate withdrawal, and simultaneous withdrawal from alcohol or benzodiazepines can create additional medical risk.

One of the most serious dangers occurs after opioid use stops. Tolerance may decrease, which means returning to an amount that was previously tolerated can result in severe respiratory depression or overdose.

Medical Detoxification for Opioids

Brooks Healing Center provides medical opioid detox and stabilization in Tennessee for individuals who need structured withdrawal management before or while moving into the next stage of treatment.

Assessment may consider:

  • Which opioids are being used
  • Possible fentanyl exposure
  • Amount and frequency of opioid use
  • Time since the last use
  • Duration of physical dependence
  • Current withdrawal symptoms
  • Previous detox attempts
  • Previous overdose history
  • Current or previous MOUD
  • Alcohol, benzodiazepine, stimulant, or other drug use
  • Current medications
  • Medical conditions
  • Mental health symptoms
  • Previous treatment history


Withdrawal management is individualized rather than built around a single protocol or timeline for every patient. The goal is to manage immediate symptoms and risks while helping the patient become stable enough to engage in continuing opioid addiction treatment.

Detox is not the finish line. CDC specifically advises that detoxification without medication treatment for opioid use disorder is not recommended as the sole treatment for OUD because of increased risks of returning to opioid use, overdose, and overdose death.

Medications for Opioid Use Disorder (MOUD)

Medications for opioid use disorder can be an important part of evidence-based opioid addiction treatment. The FDA has approved three medications for OUD: buprenorphine, methadone, and naltrexone.

MedicationGeneral Role in OUD Treatment
BuprenorphineA partial opioid agonist that can reduce withdrawal symptoms and cravings and help stabilize opioid receptor activity.
MethadoneA full opioid agonist used through certified opioid treatment programs to reduce withdrawal and cravings and support ongoing OUD treatment.
NaltrexoneAn opioid antagonist that blocks opioid receptors. It requires an appropriate opioid-free period before treatment begins.

These medications work differently, and medication decisions should be individualized based on opioid exposure, withdrawal status, treatment history, medical needs, other substances, patient goals, and other clinical factors.

Brooks incorporates medications for opioid use disorder (MOUD) into care when clinically appropriate and supports individuals receiving medications such as buprenorphine, naltrexone, Sublocade®, and Brixadi® as part of a broader treatment plan. Brooks does not operate a methadone opioid treatment program or dispense methadone for OUD, but may coordinate care for patients already receiving methadone through an outside provider.

What Is Precipitated Withdrawal?

Precipitated withdrawal is the rapid onset or sudden worsening of opioid withdrawal after a medication changes opioid-receptor activity before the body is ready. With buprenorphine, its strong receptor affinity can displace full opioid agonists such as fentanyl, heroin, oxycodone, or methadone while producing less receptor activation, which can trigger abrupt withdrawal. Naltrexone can also precipitate withdrawal if opioids remain in the body.

The timing of MOUD initiation should therefore be individualized through clinical assessment, current withdrawal signs, the opioid involved, and time since last use. Fentanyl exposure can make the appropriate timing less predictable. Patients should not attempt medication induction without guidance from a qualified clinician.

Opioid Overdose and Naloxone

An opioid overdose can occur when opioids suppress breathing to a dangerous level. Warning signs can include:

  • Unconsciousness or inability to wake the person
  • Slow, shallow, irregular, or absent breathing
  • Choking, gurgling, or unusual snoring in someone who cannot be awakened
  • Small, constricted pupils
  • Pale, gray, blue, or otherwise discolored lips, nails, or skin


Naloxone is an opioid overdose-reversal medication that can temporarily restore breathing. CDC advises giving naloxone when an opioid overdose is suspected and seeking emergency help immediately.

If you suspect an opioid overdose:

  1. Call 911 immediately.
  2. Give naloxone if it is available.
  3. If the person does not respond or normal breathing does not return within 2–3 minutes, give another naloxone dose if available.
  4. Begin rescue breathing or CPR as appropriate and follow the 911 dispatcher’s instructions.
  5. Place the person on their side if breathing returns but they remain unresponsive.
  6. Stay with the person until emergency medical personnel arrive.


Naloxone does not replace emergency medical care. Its effect may wear off while the opioid involved remains active, so emergency care is still necessary even if the person wakes up.

Fentanyl and the Changing Opioid Supply

Fentanyl has changed the risk surrounding opioid use because illegally manufactured fentanyl may be sold directly, mixed into other drugs, or pressed into counterfeit tablets made to resemble prescription medications. Someone may therefore be exposed to fentanyl without realizing exactly what a pill or powder contains.

CDC reports that illegally manufactured fentanyl is a major driver of current opioid-related harm and overdose in the United States. Brooks provides separate resources for people dealing specifically with fentanyl addiction and heroin addiction.

Residential Opioid Rehab

Getting through withdrawal does not automatically address what made opioid use difficult to stop.

For some people, opioid use becomes intertwined with pain, stress, trauma, anxiety, depression, relationships, cravings, routines, access to substances, and the need to avoid feeling sick. Those patterns can return quickly when someone leaves a short period of stabilization.

Residential addiction treatment at Brooks provides a structured environment where patients can focus on recovery away from the immediate routines and triggers surrounding opioid use.

Treatment can address:

  • Cravings and relapse patterns
  • Emotional regulation and distress tolerance
  • Trauma, anxiety, depression, and grief
  • Relationships and boundaries
  • Shame and impulsivity
  • Recovery support
  • Medication adherence when MOUD is part of treatment
  • Overdose-prevention planning
  • Building routines that support recovery outside treatment


The goal is not simply to keep someone away from opioids while they are inside a treatment facility. Treatment should help build the skills, medication plan when appropriate, structure, and support needed when access to opioids and everyday stressors return.

Partial Hospitalization Program (PHP)

After residential treatment, some patients continue to need substantial clinical support without requiring 24-hour residential care. Brooks’ Partial Hospitalization Program provides intensive daytime treatment at the Normandy campus while allowing greater independence outside clinical hours.

PHP may include therapy, medication management, relapse-prevention work, recovery education, and support for appropriate co-occurring mental health symptoms. Eligible patients who need a structured living environment while participating in PHP may use Brooks’ supportive housing in Tullahoma.

Sober Living

Recovery from opioid addiction can become more challenging as work, finances, relationships, transportation, stress, and other everyday responsibilities begin returning. A person may no longer need intensive treatment while still benefiting from a recovery-focused living environment.

Brooks’ sober living program in Tullahoma provides eligible residents with structured, substance-free housing, peer accountability, healthy routines, and greater independence as they transition toward everyday life.

Therapy for Opioid Use Disorder

Medication can be an important treatment for OUD, but many patients also benefit from behavioral treatment that addresses the emotional, environmental, and behavioral patterns surrounding opioid use. Brooks uses individualized treatment planning that can incorporate several therapeutic approaches.

Cognitive Behavioral Therapy (CBT)

Cognitive Behavioral Therapy helps patients identify connections between thoughts, emotions, triggers, and behavior while practicing healthier responses to cravings and high-risk situations.

Dialectical Behavior Therapy (DBT)

Dialectical Behavior Therapy teaches skills for managing intense emotions, tolerating distress, improving communication, and responding to urges without immediately acting on them.

Trauma-Informed Therapy

For some people, opioid use becomes connected with trauma, grief, fear, or emotional pain. Trauma-informed treatment allows those concerns to be addressed without assuming trauma explains every case of opioid use disorder.

Experiential Therapy

Experiential therapy can help patients explore emotions, relationships, communication, and recovery patterns through structured experiences outside a traditional talk-therapy format.

Group Support and Relapse Prevention

Group treatment provides opportunities for accountability, connection, recovery education, and learning from other people facing similar challenges. Relapse-prevention planning can also address personal triggers, cravings, medication continuity, naloxone access, recovery support, and a clear response plan if opioid use recurs.

Opioid Addiction and Mental Health

Opioid use disorder frequently overlaps with mental health symptoms, but the relationship can work in several directions. Depression, anxiety, PTSD, grief, chronic stress, and other concerns may contribute to opioid use, while opioid use, withdrawal, overdose experiences, disrupted sleep, and the consequences of addiction can also worsen emotional health.

Brooks provides dual-diagnosis treatment for appropriate co-occurring mental health needs that can be safely treated within our addiction-treatment setting. Addressing both concerns allows the treatment team to understand how mental health and opioid use interact instead of treating them as completely separate problems.

Mixing Opioids With Alcohol, Benzodiazepines, or Other Sedatives

Opioids can become particularly dangerous when combined with substances that also slow the central nervous system. This can include alcohol, benzodiazepines, prescription sleep medications, other opioids, and certain other sedating substances.

Combining central nervous system depressants can increase sedation and respiratory depression and raise overdose risk. Treatment planning should therefore evaluate the person’s entire substance-use pattern rather than focusing only on the opioid that initially brought them into care.

Why Choose Brooks for Opioid Rehab in Tennessee?

Brooks Healing Center provides a connected continuum of opioid addiction treatment from our 36-acre campus at 1100 Cortner Road in Normandy, Tennessee, between Nashville and Chattanooga.

Rather than treating opioid withdrawal as a stand-alone event, Brooks can support patients through multiple stages of recovery based on clinical need. Someone may begin with medical detox, transition into residential treatment, incorporate medication for opioid use disorder when appropriate, and later continue into structured step-down care.

Brooks’ opioid treatment continuum may include:

Brooks is accredited by The Joint Commission and licensed by the Tennessee Department of Mental Health and Substance Abuse Services. Treatment is individualized rather than built around a fixed sequence that every patient with OUD must follow.

Get Help for Opioid Addiction in Tennessee

Treatment does not have to wait until someone experiences another overdose, loses a relationship, develops a serious medical problem, or reaches somebody else’s definition of “bad enough.” Repeated withdrawal, escalating fentanyl or heroin use, loss of control, unsuccessful attempts to stop, or continuing opioid use despite consequences are all reasons to consider an assessment.

Brooks Healing Center provides opioid addiction treatment in Tennessee through medical detox, residential treatment, medication support when clinically appropriate, evidence-based therapy, PHP, supportive housing, and continuing recovery planning. You can also verify your insurance benefits before treatment begins.

Frequently Asked Questions About Opioid Addiction Treatment

Opiate traditionally refers to naturally occurring substances derived from the opium poppy, such as morphine and codeine. Opioid is the broader term and also includes semi-synthetic and synthetic substances such as oxycodone, heroin, fentanyl, methadone, and buprenorphine.

Opioid use disorder is the current clinical diagnosis. “Opioid addiction” remains common everyday language and generally refers to the harmful, compulsive patterns associated with OUD.

No. Someone can become physically dependent on an opioid while taking medication appropriately under medical supervision. Opioid use disorder involves a broader pattern of impaired control, harmful consequences, cravings, or other qualifying symptoms.

The timing depends on the opioid. Withdrawal from shorter-acting opioids may begin within approximately 8–24 hours, while longer-acting opioids can produce later-onset withdrawal. Fentanyl exposure may make the timing less predictable.

Opioid withdrawal is usually not life-threatening by itself, but vomiting, diarrhea, dehydration, other medical problems, and withdrawal from additional substances can create complications. The period after withdrawal also carries overdose risk because opioid tolerance may decrease.

No. The safest starting point depends on physical dependence, current withdrawal, the opioids involved, fentanyl exposure, other substances, medical needs, treatment history, and whether medication for OUD is already being used or will be initiated.

The FDA has approved buprenorphine, methadone, and naltrexone for opioid use disorder. They work differently, so medication selection and timing should be individualized.

Brooks supports medication treatment for OUD when clinically appropriate, including buprenorphine-based options such as Sublocade® and Brixadi® as part of an individualized treatment plan.

Brooks does not operate an opioid treatment program and does not dispense methadone for OUD. When clinically appropriate, Brooks may coordinate treatment for patients who are already receiving methadone through an outside provider.

Yes. Opioid tolerance can fall after a period without use, so returning to an amount that was previously tolerated can result in an overdose. This is one reason withdrawal management should connect directly with continued OUD treatment.

Give naloxone if it is available and call 911 immediately. If the person does not respond or normal breathing does not return within 2–3 minutes, give another naloxone dose if available. Begin rescue breathing or CPR as appropriate and as directed by the 911 dispatcher, and continue monitoring the person until emergency personnel arrive. Place the person on their side if they begin breathing but remain unresponsive. Naloxone’s effects can wear off before the opioid does, so emergency medical care is still necessary even if the person wakes up.

Brooks can address opioid use disorder alongside appropriate co-occurring mental health symptoms that can be safely treated within the addiction-treatment setting. Treatment may combine therapy, medication management, trauma-informed care, relapse prevention, and additional individualized support.

There is no single treatment length that is appropriate for everyone. Duration depends on the level of care, medical and mental health needs, clinical progress, relapse risk, recovery environment, insurance authorization, and the amount of continued support someone needs.

Importantly, the duration of medication treatment for OUD does not have to match the length of residential treatment. MOUD may continue after someone transitions to a lower level of care.

  1. Centers for Disease Control and Prevention. (2024, April 9). Opioid use disorder: Treating. Retrieved September 25, 2026.
  2. Centers for Disease Control and Prevention. (2024, May 2). 5 things to know about naloxone. Retrieved September 25, 2026.
  3. Centers for Disease Control and Prevention. (2025, June 9). Fentanyl. Retrieved September 25, 2026.
  4. Substance Abuse and Mental Health Services Administration. (2023). Overdose prevention and response toolkit. Retrieved September 25, 2026.
  5. Substance Abuse and Mental Health Services Administration. (2024). TIP 63: Medications for opioid use disorder. Retrieved September 25, 2026.
  6. Substance Abuse and Mental Health Services Administration. (2026). Buprenorphine quick start guide. Retrieved September 25, 2026.
  7. U.S. Food and Drug Administration. (2026). Patients with opioid use disorder need you: Prescribe with confidence. Retrieved September 25, 2026.

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