Some adults need withdrawal care, medical clearance, or stabilization before treatment. Catalina provides limited, physician-directed onsite withdrawal management for eligible residential adults using fentanyl or other opioids. Admissions can help coordinate outside care for alcohol or benzodiazepine withdrawal or when more intensive services are needed.
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Admissions
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regarding a medical or mental health condition.
Program Statistics
Detoxification before admission and addiction treatment
Catalina provides residential and outpatient treatment for adults in Tucson who are seeking help with substance use, mental health, or both.
Catalina does not provide standalone medical detox. We can manage certain fentanyl and other opioid withdrawal onsite for eligible adults in residential care under physician direction. When alcohol or benzodiazepine detox or more intensive withdrawal care is needed, Admissions can help coordinate an outside referral.
Discuss what care may need to come first

From withdrawal assessment to treatment
- Describe recent useShare what you have taken, when you last used it, and what happened during past withdrawal.
- Find the appropriate settingThe clinical team considers outside detox, medical clearance, or eligibility for limited onsite opioid withdrawal management in residential care.
- Plan continuing treatmentWhen you are ready for treatment, discuss a residential or outpatient setting and ongoing support.
Who benefits from a medical detox program?
Medical detox may be appropriate for adults who are at risk of withdrawal symptoms that require medical monitoring. This can include people who have been using alcohol, benzodiazepines, opioids, or certain other substances, especially when there is a history of severe withdrawal, seizures, confusion, significant physical illness, pregnancy, suicidal thoughts, or other safety concerns.
Not everyone needs medical detox before treatment. A qualified clinician considers current symptoms, medical history, substance use, medications, and previous withdrawal to determine what setting is appropriate.
How does medical detox work?
Medical detox generally focuses on evaluation, stabilization, and planning for the next level of care. The process may include medical assessment, symptom monitoring, medication when clinically appropriate, and planning for continued treatment after the person is medically stable.
Evaluation gives a clinical team the information it needs to plan monitoring and decide whether medication is appropriate. Stabilization prepares someone to participate in further treatment.
Preparing for an assessment
Tell Admissions when you last used alcohol or other substances, what medications you take, and whether you have had severe withdrawal or seizures in the past. If another provider is helping you now, let us know so we can explain what information the clinical team may need.
- Recent substance use and any symptoms that have started
- Medications and relevant medical or mental health conditions
- History of withdrawal, treatment, or hospitalization
Ask about assessment before admission
Why alcohol and benzodiazepine withdrawal need special attention
Alcohol withdrawal can become medically serious, and withdrawal management alone is not treatment for alcohol use disorder (American Society of Addiction Medicine, 2020). Abruptly stopping a benzodiazepine can cause serious withdrawal, including seizures (U.S. Food and Drug Administration, 2020). If you are concerned about withdrawal, seek prompt medical guidance rather than trying to manage it alone.
If someone is having a seizure, is unresponsive, or is in immediate danger, call emergency services.
Opioid withdrawal and continuing care
Opioid withdrawal can be distressing. A clinician can assess whether medication and monitoring are appropriate and what level of care is needed. For opioid use disorder, withdrawal management without ongoing treatment can increase the risk of returning to use and overdose (Centers for Disease Control and Prevention, 2024).
If you take medication for opioid use disorder now, tell the team so it can discuss continuity. Read more about medication-assisted treatment.
Plan treatment after withdrawal care
Sober support and treatment after detox
Once you are medically ready, ongoing treatment can help you address cravings, routines, relationships, and mental health concerns. Catalina offers several levels of care based on assessment and progress.
Planning for the next step may include individual or group therapy, medication follow-up, and peer or family support. The right plan depends on what helps you stay engaged.
Talk with Admissions about your next step
Discuss treatment and arrival with Admissions
Frequently asked questions
Is detox enough to treat addiction?
Withdrawal care helps manage immediate risks. Ongoing treatment can address substance use, mental health, and recovery needs.
Can Catalina manage opioid withdrawal onsite?
Certain adults using fentanyl or other opioids may be eligible for limited physician-directed withdrawal management within residential care. Catalina does not provide standalone medical detox. Admissions can discuss outside referral when more intensive care is needed.
Can I come to Catalina after detox?
Admissions can discuss eligibility and what clinical records or clearance the team needs before you enter treatment.
References
American Society of Addiction Medicine. (2020). The ASAM clinical practice guideline on alcohol withdrawal management. https://www.asam.org/quality-care/clinical-guidelines/alcohol-withdrawal-management-guideline
Centers for Disease Control and Prevention. (2024, April 9). Opioid use disorder: Treating. https://www.cdc.gov/overdose-prevention/hcp/clinical-care/opioid-use-disorder-treating.html
U.S. Food and Drug Administration. (2020, September 23). FDA requiring Boxed Warning updated to improve safe use of benzodiazepine drug class. https://www.fda.gov/drugs/drug-safety-and-availability/fda-requiring-boxed-warning-updated-improve-safe-use-benzodiazepine-drug-class



