Exploring MAT & Alcoholism: Insights Into Medication-Assisted Treatment For Alcohol
Medically reviewed by Paul Hornsey
Alcohol Use Disorder (AUD) is a chronic, relapsing condition characterised by compulsive alcohol consumption, loss of control over drinking, and negative emotional states when not drinking1. Alcoholism presents a profound global health challenge, affecting an estimated 400 million people worldwide2 – 7% of the global population over the age of 15 – and contributing to over 2.5 million deaths annually, according to the World Health Organization (WHO).
Beyond physical health consequences – such as liver disease, cardiovascular complications, and neurological impairment – AUD is also associated with significant psychiatric comorbidities, including depression, anxiety disorders, and suicidality3.
Despite the availability of psychosocial interventions, achieving long-term abstinence remains difficult for many individuals. Relapse rates for AUD are high, with studies suggesting that up to 60-80% of individuals relapse within the first year post-treatment4.
Medical assisted treatment (more commonly known as “medication-assisted treatment”) for alcohol (MAT) is an evidence-based intervention designed to improve recovery outcomes by integrating pharmacotherapy with behavioural and psychosocial support. Unlike traditional abstinence-only models, MAT targets the neurochemical dysregulation seen in AUD5, mitigating cravings, withdrawal symptoms, and the reinforcing effects of alcohol.
Despite its clinical validity, MAT remains underutilised – a gap largely driven by stigma6, limited provider awareness, and systemic barriers to access. For healthcare professionals, improved understanding around the mechanisms, clinical applications, and best practices for integrating MAT can yield a significant and positive impact on patient outcomes.
What is MAT?
“Medication-Assisted Treatment (MAT) refers to the use of medication alongside psychological and social support in the treatment of people who are experiencing issues with their drug [or alcohol] use.”7
Medication-Assisted Treatment (MAT) is an evidence-based therapeutic approach that integrates pharmacological interventions with psychological and social support to enhance recovery outcomes for individuals with substance use disorders (SUDs), including alcohol use disorder (AUD)8.
Unlike traditional abstinence-only models, MAT recognises addiction as a complex medical condition with neurobiological, behavioural, and environmental components, requiring a multifaceted approach to treatment.
MAT for alcohol dependence focuses on three primary goals:
- Reducing alcohol cravings and withdrawal symptoms: addressing the neurochemical imbalances caused by chronic alcohol use.
- Blocking the reinforcing effects of alcohol: preventing the pleasurable or intoxicating effects that drive continued drinking.
- Supporting long-term abstinence and relapse prevention: enhancing adherence to treatment plans through pharmacotherapy and behavioural interventions.
It’s worth noting though that medication alone is insufficient for sustained recovery9.
MAT must be combined with psychotherapy, counseling, and social support systems to address the underlying psychological and behavioural factors contributing to alcohol dependence.
The clinical perspective
From a clinical standpoint, MAT represents a paradigm shift in the treatment of alcohol use disorder, moving away from purely behavioural models toward integrated, evidence-based interventions. The primary advantage of MAT is its ability to address the neurobiological underpinnings of addiction10, particularly the dysregulation of dopaminergic, glutamatergic, and opioid pathways that contribute to alcohol dependence.
Key clinical considerations include:
Despite compelling evidence, MAT remains underutilised in both primary care and specialist addiction services13. Expanding its role in clinical practice requires education, policy reform, and the destigmatisation of pharmacological treatments in addiction care.
Medication-assisted treatment for alcohol addiction
Which medications are effective?
Several medications are licensed for Alcohol Use Disorder (AUD) treatment in the UK, with strong clinical evidence supporting their role in reducing alcohol cravings, withdrawal symptoms, and relapse rates:
How are these medications integrated into a treatment plan?
“Medications are an indispensable element of MAT methods – but they aren’t the only component of such treatment […] MAT combines pharmacological treatment (medications) with behavioural treatment (eg., evidence-based therapies) that is tailored to a patient’s unique needs.”18
- Medical history and liver function – this is particularly important when prescribing naltrexone, which is contraindicated in significant liver disease.
- Severity of withdrawal symptoms – in some cases, acute withdrawal may require the short-term use of benzodiazepines in a medically supervised detox setting.
- Co-occurring mental health conditions – many individuals with AUD experience depression, anxiety, or severe psychiatric disorders, necessitating integrated psychiatric care.
- Patient motivation and adherence – the choice between daily oral medications (acamprosate, naltrexone, disulfiram) and potential long-acting formulations (which are not widely available in the UK) depends on individual patient factors and support systems.
- Ongoing monitoring and support – regular follow-ups are essential to track treatment progress, side effects, and adherence. Many patients benefit from structured addiction services, where MAT is combined with counselling, relapse prevention therapy, and peer support.
Which behavioural treatments complement MAT?
While medications modulate neurochemical pathways, behavioural interventions work in tandem to target maladaptive cognitive and emotional patterns that perpetuate alcohol dependence. Some evidence-based modalities include:
Ultimately, an integrative approach – combining MAT with psychotherapy – yields superior outcomes compared to either modality alone, reinforcing the necessity for whole-person treatment models.
Seek help for alcohol use or make a referral today
For healthcare practitioners, identifying candidates for MAT and ensuring timely referrals are critical in addressing the health burden of alcohol use disorder20.
At Harbor London, we offer comprehensive addiction treatment services, incorporating state-of-the-art pharmacological interventions, psychological therapies, and individualised recovery planning. Whether you are a clinician seeking guidance on MAT implementation or an individual in need of specialised support, our team is here to help.
To learn more about Medication-Assisted Treatment for alcohol, or to refer a patient, contact Harbor London today.
