Inpatient vs outpatient rehab in the UK
Residential detox and rehab vs day-based and home-based treatment — which one your situation actually calls for.
Inpatient (residential)
You live at the clinic for the length of the programme.
- 24/7 medical supervision — required for alcohol and benzodiazepine detox with severe dependence
- Complete separation from environment and triggers
- Intensive therapy schedule (3–6 hours/day)
- Peer group reinforcement
- £4,500–£30,000+
- Requires stepping away from work, family and life
- Post-discharge risk if aftercare is weak
- Not always necessary for mild-to-moderate dependence
Best for: Severe physical dependence, unsafe home environment, previous relapse from community treatment, or dual diagnosis requiring intensive stabilisation.
Outpatient / community
You continue living at home and attend structured treatment sessions.
- Free (NHS) or £1k–£4k (private day programmes)
- Fits around work and family life
- Long-term keyworker or therapist relationship
- Real-world coping skills built while facing real-life triggers
- Not safe for severe alcohol / benzo detox without supervision
- Home environment can undermine recovery if unstable
- Less intensive — 2–6 hours per week vs per day
- Higher discipline requirement
Best for: Mild-to-moderate dependence, stable and supportive home, ongoing work commitments, or step-down from inpatient detox.
Side-by-side
| Inpatient (residential) | Outpatient / community | |
|---|---|---|
| Cost | £4,500–£30,000+ | Free (NHS) — £1k–£4k private day programme |
| Medical detox | Full 24/7 supervision | Home detox with nurse visits — not for severe cases |
| Environment separation | Full | None |
| Fits around work | No | Yes |
| Therapy intensity | 3–6 hours/day | 2–6 hours/week |
| Programme length | 14 / 28 / 42 days | 8 weeks (IOP) – 12 months (NHS community) |
| Best evidence base | Severe dependence, dual diagnosis, unstable environment | Mild-moderate, stable home, professionals |
Our take
The clinical evidence is clearer than the marketing usually suggests: for mild-to-moderate dependence in a stable home, outpatient outcomes match inpatient at a fraction of the cost. For severe dependence — especially daily heavy alcohol or long-term benzodiazepine use — inpatient is the safer starting point because unsupervised withdrawal from either can cause seizures.
The most common mistake we see is people going straight to residential when a community route would have worked, then leaving after 28 days with no aftercare and relapsing. The reverse mistake — attempting home detox from severe alcohol dependence to save money — is more dangerous.
Ask an advisor what your realistic withdrawal risk looks like before deciding.
Common questions
What counts as outpatient rehab?▾
Outpatient (community) rehab means you sleep at home and attend structured treatment during the day or evenings: therapist-led 1-to-1 sessions, group therapy, and community-based prescribing where clinically needed. NHS-commissioned services (CGL, Turning Point) are the largest UK provider of outpatient rehab.
Is outpatient rehab less effective?▾
For mild-to-moderate dependence in stable home environments, outcomes are broadly similar to inpatient rehab. For severe alcohol or benzodiazepine dependence, or where the home environment includes ongoing exposure to use, inpatient is safer and more effective.
Can I do outpatient rehab while working?▾
Yes — most private outpatient / day programmes and NHS structured treatment are designed around work. Group sessions are typically evenings or 2–3 half-days per week. Intensive outpatient (IOP) is more demanding (3–5 sessions per week for 8–12 weeks).