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Drug addiction treatment (Treatment of drug (substance) dependence)

Support and treatment to help you stop or control drug use, usually combining a keyworker, talking therapy and, for some drugs, medication, along with practical help and harm reduction.

✓ Medically reviewed by a GMC-registered consultant · last reviewed September 2026 · next review September 2027 · how we review

In short

  • Treatment is built around a keyworker, talking therapy and practical support, with medication for some drugs (such as opioids) but not others (such as cocaine).
  • It improves health and safety but cannot guarantee you will never use again; relapse is common and is part of recovery, not a failure.
  • Harm reduction matters — including blood-borne virus testing and, for opioids, take-home naloxone that can reverse an overdose.
  • Free NHS and charity help is available UK-wide, so you do not need to pay; be cautious of any clinic that 'guarantees a cure'.

A plain-English summary. The detail — including risks and recovery — is below.

At a glance

TypeMedical treatment (keyworker support, psychological therapy, medication where relevant, harm reduction)
AnaestheticNot applicable
How long it takesOngoing — usually months of support rather than a single appointment
Hospital stayMostly outpatient; residential rehab for more complex needs
Time off workVaries; many people continue daily life during treatment
When you'll see resultsImprovement often builds over weeks to months; relapse is common and not a failure
On the NHS?Free NHS and charity drug services exist UK-wide, usually by self-referral; private treatment is also available

A general guide. Your psychiatrist will give you advice for your situation.

Best fit

Helps you stop or take control of drug use with professional support.

Pause if

Treatment is not a guaranteed cure, and any provider promising one should be treated with caution.

Main recovery point

You meet your keyworker, agree a plan and start treatment. For opioids, substitute medicine is started and stabilised. Cravings, sleep and mood often...

Good aftercare

A keyworker and clear plan, with regular review of progress, medication and goals.

First days to weeks

You meet your keyworker, agree a plan and start treatment. For opioids, substitute medicine is started and...

First few months

Therapy and keyworker sessions continue. For opioids, the substitute dose is stabilised or, if you choose, slowly...

Several months

Focus shifts to staying well — relapse-prevention, peer support and practical goals like work or housing. Any...

Ongoing

Recovery is maintained with continued support, a relapse plan and regular review. Lapses can happen and are worked...

Medical line illustration of addiction and recovery support planning for Drug addiction treatment.
Illustration only - not a diagnosis, medical advice or a promise of result. Your anatomy and treatment plan may differ. Vuemedics does not publish before-and-after photos.

What is drug addiction treatment?

Drug addiction treatment is the support that helps you stop or take control of drug use and rebuild your health and life. It is tailored to you and the drug or drugs involved, and usually combines a named worker (keyworker), psychological therapy such as cognitive behavioural therapy (CBT), and practical help with health, housing, work and relationships.

For some drugs, medication is part of treatment — for example methadone or buprenorphine for heroin and other opioids. For stimulants such as cocaine, there is no substitute medicine, so psychological and social support are the mainstay. Harm-reduction help, such as testing for blood-borne viruses and, for opioids, take-home naloxone, is also offered.

Treatment can greatly improve your health and safety, but it cannot guarantee you will never use again. Addiction is a health condition, not a moral failing, and recovery is very possible. Relapse is common and is part of the process, not proof of failure.

You do not have to pay. Free NHS and charity drug services are available across the UK, and you can usually refer yourself.

Types, options & approaches

There may be different ways to do this. The right approach depends on the clinical question and your circumstances.

Keyworker support and care planning
A named worker assesses your needs, agrees a plan, and supports you throughout — including help with housing, work, benefits and family.
Psychological therapies
Talking treatments such as CBT help you understand your drug use and change the thoughts, feelings and situations linked to it. Individual or group sessions, and couples work where helpful.
Medication (for some drugs)
Opioid dependence may be treated with a substitute such as methadone or buprenorphine. For stimulants like cocaine there is no substitute medicine, though short-term medicines may help related symptoms such as poor sleep.
Harm reduction
Practical steps to keep you safer while in treatment — clean equipment advice, testing and treatment for hepatitis and HIV, and take-home naloxone for opioid users.
Mutual-aid and residential options
Peer support such as Narcotics Anonymous, Cocaine Anonymous and SMART Recovery, with residential rehabilitation available for more severe or complex needs.

Options at a glance

These are the main approaches described in this guide. The right option depends on the diagnosis, your goals and what your clinician thinks is safe.

Keyworker support and care planning

A named worker assesses your needs, agrees a plan, and supports you throughout — including help with housing, work, benefits and family.

Psychological therapies

Talking treatments such as CBT help you understand your drug use and change the thoughts, feelings and situations linked to it. Individual or group sessions, and couples work...

Medication (for some drugs)

Opioid dependence may be treated with a substitute such as methadone or buprenorphine. For stimulants like cocaine there is no substitute medicine, though short-term...

Harm reduction

Practical steps to keep you safer while in treatment — clean equipment advice, testing and treatment for hepatitis and HIV, and take-home naloxone for opioid users.

Preparing for your treatment

  • Have a confidential assessment first, so the right plan and any medication can be agreed safely.
  • Be honest about what you use, how much and how often — this keeps you safe and gets you the right help.
  • List all your medicines and any physical or mental health problems.
  • Tell the team about any injecting, overdoses, or breaks in use (for opioids, a break lowers your tolerance and raises overdose risk).
  • Think about your goals — stopping, cutting down or staying safer — and who supports you.
  • You can usually self-refer to a free NHS or charity service; you do not need to pay to get help.
  • Ask at the start what is confidential and what to do in an emergency.

What happens

Treatment starts with a confidential assessment of your drug use, health and circumstances. Staff may ask for a urine or saliva sample, and you are given a keyworker who helps plan and coordinate your treatment.

Your plan is tailored to you. For opioid dependence it may include a substitute medicine such as methadone or buprenorphine; for stimulants such as cocaine, it focuses on psychological therapy and support, as there is no substitute medicine. Talking therapy, such as CBT, helps you understand and change your drug use, and practical help addresses housing, work and family.

Harm-reduction support is offered throughout — including blood-borne virus testing and, for opioid users, take-home naloxone and training to use it. Your progress is reviewed regularly and the plan is adjusted. Most treatment is as an outpatient, with residential rehabilitation reserved for more complex needs.

Is this treatment right for me?

A good consultation should explore whether it's the right choice for you now — including reasons to wait or consider something else.

May not be suitable if…

  • Treatment is not a guaranteed cure, and any provider promising one should be treated with caution.
  • A single approach rarely fits all — medication suits opioid dependence but not stimulant dependence, where therapy and support are the mainstay.
  • Residential rehab is not necessary for most people and is not inherently more effective than good community treatment.
  • Someone in immediate danger (overdose, serious self-harm risk, acute mental health crisis) needs emergency care first.

Delay or rearrange if…

  • You are acutely intoxicated or unwell and cannot take part safely.
  • There is an immediate overdose, mental health or safety crisis needing emergency help first.
  • You have an untreated serious physical illness that needs stabilising.
  • You are pregnant or might be — treatment still matters, but the plan and any medication must be adjusted, so tell your clinician.

Alternatives to discuss

  • Free NHS or charity drug services, usually by self-referral.
  • A conversation with your GP, who can assess and refer.
  • Confidential telephone and online support such as FRANK and We Are With You.
  • Mutual-aid groups such as Narcotics Anonymous, Cocaine Anonymous and SMART Recovery.
  • Harm-reduction services for people not yet ready to stop, including naloxone and needle exchange.

Before you decide

Use this as a shared-decision checklist. The aim is not just “can this be done?”, but whether it is right for you, now, with the risks and alternatives clearly understood.

What matters most to me?

Think about symptoms, daily life, work, caring responsibilities, sport, fertility, travel, appearance and anxiety — the right choice depends on your priorities, not just the medical facts.

What are all my options?

Ask about waiting, monitoring, medicines, rehabilitation, a smaller or larger procedure, a different test, NHS referral, or a second opinion where that would help.

What would make me pause?

Active infection, pregnancy, unstable medical problems, smoking, medicines that increase bleeding, poor support at home, or feeling pressured are all reasons to slow down and get tailored advice.

What happens if I do nothing today?

For some problems, waiting is safe; for others, delay can make treatment harder. A good consultation should explain the trade-off in plain English.

Benefits

  • Helps you stop or take control of drug use with professional support.
  • Reduces cravings and relapse for opioids through substitute medicines, and through therapy for all drugs.
  • Improves physical and mental health, relationships, housing and finances over time.
  • Lowers overdose and infection risk through harm reduction, including naloxone for opioid users.
  • Provides a keyworker and ongoing support, plus help for family members.
  • Connects you to free NHS and charity services and peer support.

Risks & complications

More common
  • Cravings, low mood, poor sleep and anxiety, especially early on.
  • Side effects from medication where it is used (for example drowsiness or constipation with opioid substitutes).
  • Relapse or lapses, which are common and part of recovery rather than a failure.
Less common
  • Needing to adjust, switch or stop a medication because of side effects or because it isn't helping.
  • Mental health problems becoming more noticeable once drug use reduces, needing extra support.
  • Disagreement about goals, for example between cutting down and stopping.
Rare but serious
  • Overdose — the risk is especially high for opioids after a break in use, because tolerance falls (naloxone can reverse an opioid overdose; call 999).
  • Serious medication problems, such as a dangerous overdose if opioid substitutes are taken with other sedatives or alcohol.
  • A serious mental health crisis needing urgent help.

The biggest safety point depends on the drug. For opioids, the main danger is overdose, especially after detox, prison or any break in use, because tolerance drops — ask for take-home naloxone and never use alone. For stimulants, watch for heart and mental health effects. For all drugs, relapse is common and is a reason to get support, not to give up. Ask your team about your specific risks, what monitoring you need, and what to do in an emergency.

Published figures to discuss

Outcomes after drug treatment vary widely depending on the drug, severity of dependence, other health and mental health problems, and social support. For opioids, the clearest hard risk is overdose, which rises sharply after any break in use because tolerance falls. Because reliable single figures depend heavily on the population and drug studied, we describe risks in plain terms rather than quoting precise percentages.

FigureReported rangeHow to interpret itSource / confidence
Withdrawal risk varies by drugSubstance-specificAlcohol, benzodiazepines and GHB/GBL can be medically dangerous; opioids are distressing and overdose risk rises after detox.NHS — Drug addiction: getting helpnhs.ukSource-linked context
Overdose after a period of abstinenceHigh-risk transitionTolerance falls quickly, so relapse after detox, prison, hospital or rehab can be fatal, especially with opioids.NHS — Drug addiction: getting helpnhs.ukSource-linked context
Blood-borne virus or injection harm missedExposure-dependentHepatitis B/C, HIV testing, vaccination, wound care and safer-use advice are part of good care.NHS — Drug addiction: getting helpnhs.ukSource-linked context
Mental-health crisis missedCommon comorbidityPsychosis, trauma, depression and self-harm risk must be assessed alongside drug treatment.NHS — Drug addiction: getting helpnhs.ukSource-linked context

These are literature figures, not a personalised prediction. Your own risks and likely benefits depend on your circumstances, your health, and how your care is carried out and followed up.

What happens afterwards

Recovery from drug addiction is a process, not a single event. 'Afterwards' here means how things change over the weeks and months after treatment begins.

First days to weeks
You meet your keyworker, agree a plan and start treatment. For opioids, substitute medicine is started and stabilised. Cravings, sleep and mood often fluctuate.
First few months
Therapy and keyworker sessions continue. For opioids, the substitute dose is stabilised or, if you choose, slowly reduced. Many people feel more stable and start rebuilding routines.
Several months
Focus shifts to staying well — relapse-prevention, peer support and practical goals like work or housing. Any reduction of medication is done gradually and safely.
Ongoing
Recovery is maintained with continued support, a relapse plan and regular review. Lapses can happen and are worked through. Harm-reduction advice, including naloxone, continues for opioid users.
What's normal — and not a worry
  • Strong cravings that come and go, especially around old triggers.
  • Disturbed sleep, vivid dreams and changeable mood early on.
  • Tiredness and low motivation as your body and brain adjust.
  • Mild side effects from medication where used.
  • Lapses or relapse — common, and a reason to get support rather than give up.

Aftercare

  • Take any medication exactly as prescribed, and never mix opioid substitutes with alcohol or other sedatives.
  • Keep therapy and keyworker appointments, and be honest about lapses.
  • If you use opioids, carry take-home naloxone, make sure those around you know how to use it, and never use alone.
  • Identify your triggers and have a written plan for handling them.
  • Use peer support such as NA, Cocaine Anonymous or SMART Recovery if it helps, and involve supportive family.
  • Get tested and, if needed, treated for hepatitis and HIV, and look after your physical and mental health.
  • If you relapse — especially after a break in opioid use — get advice, because your overdose risk is higher.
  • Save crisis numbers: 999, Samaritans 116 123, and the FRANK drugs helpline 0300 123 6600.
Before your treatment
  • Assessment booked or completed
  • Keyworker and care plan in place
  • Medication understood (and naloxone obtained, for opioids)
  • Therapy or support sessions booked
  • Triggers and a relapse plan written down
  • Blood-borne virus testing arranged where relevant
  • Crisis numbers saved (999, Samaritans 116 123, FRANK 0300 123 6600)

⚠ Get urgent help if…

  • Signs of overdose in yourself or someone else: very drowsy, unresponsive, slow or stopped breathing, blue lips — call 999 and, for opioids, give naloxone if available.
  • Thoughts of harming yourself or ending your life — contact your GP, Samaritans on 116 123, or 999 if in immediate danger. For urgent advice you can also use NHS 111 in England, Scotland or Wales; in Northern Ireland, contact your GP out-of-hours service or your HSC Trust's Phone First service.
  • Severe chest pain, a racing or irregular heartbeat, or collapse (especially with stimulants like cocaine) — call 999.
  • Severe agitation, paranoia, or seeing or hearing things that are not there.
  • A very high temperature, fits, or severe headache.
  • Signs of a serious infection at an injection site — spreading redness, swelling, heat or fever.

Who to contact: your clinician, clinic or test provider first (keep their number to hand). For urgent advice when you can't reach them, call NHS 111. In an emergency, call 999.

General guidance — it doesn't replace the specific advice your psychiatrist gives you.

Results & realistic expectations

Good treatment helps you stop or take control of drug use and improves your health, safety and daily life. For opioids, substitute medicines reduce illicit use, overdose risk and crime, and stabilise lives; for all drugs, therapy and support help you change patterns and prevent relapse.

Treatment cannot guarantee you will never use again. Relapse is common and is part of the condition, not proof that treatment has failed. The honest measure of success is steady improvement in health and life, with setbacks treated as something to learn from. Be wary of any provider promising a guaranteed cure.

How long it lasts

Staying well after drug addiction is an ongoing process. For opioids, some people stay on a substitute medicine for a long time because it keeps them stable and safer, while others reduce gradually when ready. Therapy skills, peer support and practical stability (housing, work, relationships) help protect recovery long term. Many people stay well, and many have setbacks along the way — both can be part of a successful recovery.

Related tests, treatments or support

Drug treatment is often combined with support for mental health, because conditions like anxiety, depression and trauma frequently sit alongside drug use. It is also combined with physical health care (including blood-borne virus testing and treatment), harm reduction such as naloxone, and support for family members affected by your drug use.

Follow-up & long-term care

You will have a keyworker and regular reviews of your progress, medication and goals. Therapy continues over weeks to months. For opioids, take-home naloxone and harm-reduction advice are revisited. If you relapse or your circumstances change, your plan is adjusted rather than withdrawn, and you can get back in touch at any time.

  • Continue medication (where used) and follow-up as agreed.
  • Keep using therapy skills and peer support after formal treatment ends.
  • For opioids, keep naloxone available and replace it when used or out of date.
  • Maintain stability in housing, work and relationships where possible.
  • Have a written relapse plan and ask for help early if cravings return.

Repeat, follow-on and what comes next

  • Medication (where used) is commonly adjusted, switched or, when the person is ready, gradually reduced.
  • Treatment goals may change over time between stopping, cutting down and staying safer.
  • Relapse usually leads to a revised plan rather than discharge from treatment.
  • More intensive treatment, such as residential rehab, may be considered if community treatment is not working.

Ask what happens if the result is unclear or needs repeating, and what is included if further tests or follow-up are needed.

What good aftercare looks like

  • A keyworker and clear plan, with regular review of progress, medication and goals.
  • Take-home naloxone and overdose-safety advice for opioid users.
  • A written relapse plan and an easy route back into treatment.
  • Ongoing therapy, peer support and help with housing, work and family.
  • Clear emergency advice, including 999 for overdose, and blood-borne virus testing and treatment where needed.

What affects the cost

Costs vary a great deal between people and providers, and we don't publish prices. What matters is understanding what drives the cost and making sure your quote is complete. The main things that affect it:

  • The type and amount of psychological therapy provided.
  • Whether medication is used (for example opioid substitutes) and the monitoring required.
  • Level of keyworker and care-coordination support.
  • Whether residential rehabilitation is involved, and for how long.
  • Harm-reduction and health services included, such as blood-borne virus testing.
  • Seniority of the clinician (for example a consultant addiction psychiatrist).
  • Aftercare, relapse support and family support included.
Make sure your written quote includes
  • The clinician's or service's fees and what the treatment plan covers.
  • Whether medication, monitoring and any tests are included or charged separately.
  • What psychological therapy is provided and how many sessions.
  • Aftercare and relapse support, and what happens if you relapse.
  • If residential care is offered, the length of stay and what is included.
  • Cancellation policy and what happens if the plan changes.
  • Confirmation that free NHS and charity options have been explained.

On the NHS? Drug treatment is available free on the NHS and through charities across the UK, often by self-referral; private treatment may be used for speed, choice or privacy, but you do not need to pay to get help.

You're entitled to your total cost in writing — including reports, follow-up and what happens if the result is inconclusive — before you decide.

Choosing a specialist safely

  • Check the psychiatrist is on the GMC Specialist Register for this area.
  • Make sure they work at a CQC-registered service, and look for membership of the relevant Royal College or professional body.
  • You're entitled to time to consider and to have your questions answered before you agree — the psychiatrist who looks after you should explain it, not a salesperson.
  • Be wary of pressure: time-limited offers or deposits taken before you've had time to think are red flags, not bargains.
  • You're entitled to your total cost in writing — including any follow-up — before you decide.

How Vuemedics verifies every consultant →

Questions to ask your medical professional

Take this to your consultation. A good psychiatrist will welcome every one of these.

  • Is there a medication for the drug I use, and would it help me?
  • What talking therapy and support will I have, and how often?
  • If I use opioids, can I have take-home naloxone and training?
  • What harm-reduction help and health checks should I have?
  • What should I do if I relapse, and who do I contact?
  • What free NHS or charity support and peer groups are available to me?
  • Are you on the GMC Specialist Register for this area, and which Royal College or professional body are you a member of?
  • Will you be the psychiatrist who carries out my treatment, and who looks after me afterwards?
  • What are the risks for someone like me, and how often do your own patients have a problem or need it repeated or redone?
  • What does a realistic result look like — and what can this treatment not achieve?
  • What are my options, including waiting, doing nothing for now, or choosing a different approach?
  • Can I have written information, results and aftercare instructions in a format I can use, including any accessibility or communication support I need?
  • What is the total cost in writing, including any follow-ups, and how much time do I have to decide?

Frequently asked questions

Can I get drug treatment free on the NHS?
Yes. Free NHS and charity drug services are available across the UK, and you can usually refer yourself directly. Private treatment is also available for speed or choice, but you do not have to pay to get help.
Is everything I say confidential?
Yes, like any NHS health appointment. Information is only shared without your agreement where there is a serious risk to you or others. Ask the service to explain exactly what is and isn't shared.
Will I be given medication?
It depends on the drug. Opioid dependence is often treated with a substitute such as methadone or buprenorphine. For stimulants like cocaine there is no substitute medicine, so treatment focuses on therapy and support.
What is naloxone, and do I need it?
Naloxone is a medicine that can temporarily reverse an opioid overdose and buy time for an ambulance. If you or someone close to you uses opioids, ask your service for a take-home kit and training — it can save a life.
What if I relapse?
Relapse is common and not a failure. Contact your service so the plan can be adjusted. For opioids, take extra care after any break in use, as your tolerance — and overdose risk — changes.
Do I have to go to residential rehab?
No. Most people are treated as outpatients with their keyworker and therapy. Residential rehab suits some people with more complex needs, but it is not necessary for everyone and does not guarantee a cure.

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How we made this page

Medically reviewed by a GMC-registered consultant. Written in plain English, checked against NHS, NICE, GMC and relevant Royal College / specialist-society guidance, and kept under review. No clinic paid to appear on this page, and we publish no pricing. This is general information to help you prepare — it is not a substitute for advice from your own clinician. How we review our guides →

Source hierarchy: UK regulator and NHS/NICE guidance first, then relevant Royal College or specialist-society guidance, then peer-reviewed evidence for procedure-specific figures where available.

Sources & standards: NHS — Drug addiction: getting help FRANK — find drug treatment support near you Royal College of Psychiatrists — Addictions faculty resources NHS England — Capability framework for the drug and alcohol treatment workforce We Are With You — free, confidential drug support nidirect — urgent and emergency care services (Northern Ireland) nidirect — GP out-of-hours service (Northern Ireland)

Reviews reflect patients' experience of care, not clinical outcomes. For procedure volumes and outcome data see PHIN.

Last medically reviewed 2026-09-21. Spotted something wrong or out of date? Report an error in this guide.

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