SWERVE welcomes anyone struggling with substance use to drop in—no appointment needed—between 12pm and 4pm, Monday to Friday. Come for a coffee, a chat and any brief support or intervention you may need. NSP services on offer, as well as other harm reduction equipment and practical advice. Many of the SWERVE team has faced similar challenges themselves. This is a friendly, caring and non-judgmental space where you will always be met with warmth and understanding.

Thames Reach is a London-based charity helping homeless and vulnerable people to find decent homes, build supportive relationships and lead fulfilling lives. Its vision is to end street homelessness. Email CamdenSpectrum@thamesreach.org.uk

Provides short- and long-term support to people affected by homelessness, substance abuse, mental health, etc.

Wide range of medical and mental health services for people who are roofless, in hotels and hostels, squats and refuges, as well as shelters. In a serious emergency out of hours, phone 999.

Medical care for men & women who are sleeping rough. Provides consultation rooms for partner organisations to provide housing and legal advice, social justice, education and debt counselling.

One-to-one and group recovery support. Yoga/mindfulness, complementary therapies and support to access psychological services. Training, employment support. Cafe-style drop-in.

Nehemiah runs a residential recovery programme for men with a history of addiction; it is abstinence-based and the three-month therapeutic course is compulsory. Enquiries 020 8773 7417, option 1, or email referrals@tnp.org.uk

Works with people who have been affected by drugs, alcohol and mental health.

Providing 120+ meals a day, six days a week at the American International Church. A consultation room allows for regular visits by mental health professionals, dentists, doctors and more.

Offers support and friendship to people experiencing homelessness, and alcohol and drug addiction.

Help for people who are experiencing problems with drug use. Complimentary therapies.

Friendly residential recovery centre. Complete the self-referral form on the website or ask your key worker to help you, and they'll get back to you. As well as a seven-step recovery programme, they have cooking lessons, gym visits, sports afternoons, and help with your CV. One-to-one and group sessions, and support to move on to independent living.

Free helpline: 0800 012 68 67. On your first visit, staff will assess your problems so the right specialist help can be arranged.

UK-wide network of advocacy and service user involvement groups, which offer a services for those who have mental health needs, learning disabilities, dementia, autistic spectrum disorders, physical disabilities, sensory and communication impairments, substance misuse issues, acquired brain injury, a serious physical illness or a dual diagnosis. Check the website or phone to find your nearest branch.

A consortium between SLaM NHS Foundation Trust, Addaction and St Mungo's which provides specialist treatment for Wandsworth adults affected by drug and/or alcohol issues.

Open access services, structured treatment programmes, outreach and aftercare. Advice about blood-borne viruses. Helpline: 020 7266 6300.

Advice and support people who suffer from anxiety. Phone the infoline or text 07537 416 905.

Information, support and and help for people who are addicted to benzodiazepines, sleeping pills and drugs with similar effects. Calls to the helpline from a BT line cost 5p per minute on weekdays; calls from other service providers and mobiles may be more. You can also email support@bataid.org.

Empowers people to break the cycle of crime and addiction, tailored to individuals' needs. Harm reduction, care and assessment, motivation, inspiration and support to transform your life.

Honest drug advice for young people. Find local drug treatment centres. Textline: 82111

Marijuana Anonymous follows the 12-step model of Alcoholics Anonymous. They have no opinion on issues of legalisation (or not) or on marijuana as a medicine. They are there to help those who have become addicted to or dependent upon marijuana, and who wish to recover from that condition. Helpline: 0300 124 0373; Email: helpline@marijuana-anonymous.org.uk; URL: www.marijuana-anonymous.org.uk

Tackles social exclusion and re-integrates offenders. Go to their online Resettlement Service Finder for info on housing, employment, substance misuse etc. Info and advice for ex-offenders, their families and people working with them: 020 7840 1212; helpline@nacro.org.uk.

Fellowship of recovering addicts who help each other stay clean. Online meetings also available.

Support for those suffering from panic attacks, phobias, OCD, general anxiety disorder and tranquilliser withdrawal. Info, advice, counselling, listening, befriending and referrals. Helpline: 0844 967 4848; youth helpline: 0330 606 1174; email: info@nopanic.org.uk.