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Alcohol dependence — Clinical Guidelines

Overview

Alcohol dependence is a chronic relapsing disorder characterized by compulsive alcohol use despite harmful consequences, often accompanied by physiological changes and nutritional deficiencies such as vitamin D deficiency and thyroid dysfunction 1 3.

Diagnosis

Clinical Criteria: Presence of tolerance, withdrawal symptoms, persistent desire or unsuccessful efforts to cut down or control use 8.

Laboratory Tests: Assess vitamin D levels (serum 25(OH)D <50 nmol/L indicates deficiency) 1, thyroid function tests (TSH, TT3, TT4, fT3, fT4) 1.

Nutritional Assessments: Evaluate for deficiencies like niacin (pellagra triad: dermatitis, diarrhea, dementia) 3.

Management

First-Line Treatments:

- Pharmacotherapy: Naltrexone, acamprosate, and disulfiram are commonly used 8. - Supplementation: High-dose parenteral niacin for pellagra 3.

Adjunctive Treatments:

- Vitamin Supplementation: Oral or parenteral B-vitamins, particularly in cases of Wernicke-Korsakoff syndrome 7. - Behavioral Therapies: Cognitive-behavioral therapy, motivational interviewing 8.

Special Populations

Pregnancy: Prenatal alcohol exposure affects maternal and infant iron homeostasis, mediated by placental inflammation-related gene expression alterations 2.

Comorbidities: Consider nutritional deficiencies (vitamin D, niacin) and thyroid dysfunction in management plans 1 3.

Key Recommendations

Screen for Nutritional Deficiencies: Regularly assess vitamin D and niacin levels in patients with alcohol dependence (Evidence: Moderate 1 3).

Implement Pharmacological Interventions: Use naltrexone, acamprosate, or disulfiram to support abstinence (Evidence: Moderate 8).

Supplement B-Vitamins Appropriately: Provide parenteral B-vitamins in severe cases, oral supplementation for prophylaxis (Evidence: Weak 7).

Monitor Thyroid Function: Evaluate thyroid hormone profiles in patients with alcohol dependence due to potential dysfunction (Evidence: Moderate 1).

Address Prenatal Exposure: Screen and manage iron homeostasis in pregnant women with alcohol use to mitigate placental inflammation effects (Evidence: Moderate 2).

References

1 Liu Y, Xu Y, Wang Y, Pang L, Zhang X. Relationship between serum vitamin D and thyroid hormone profiles in male patients with alcohol dependence. BMC psychiatry 2023. link 2 Masehi-Lano JJ, Deyssenroth M, Jacobson SW, Jacobson JL, Molteno CD, Dodge NC et al.. Alterations in Placental Inflammation-Related Gene Expression Partially Mediate the Effects of Prenatal Alcohol Consumption on Maternal Iron Homeostasis. Nutrients 2023. link 3 Narasimha VL, Ganesh S, Reddy S, Shukla L, Mukherjee D, Kandasamy A et al.. Pellagra and Alcohol Dependence Syndrome: Findings From a Tertiary Care Addiction Treatment Centre in India. Alcohol and alcoholism (Oxford, Oxfordshire) 2019. link 4 Auffret M, Labreuche J, Duhamel A, Deheul S, Cottencin O, Bordet R et al.. Proactive Regional Pharmacovigilance System Versus National Spontaneous Reporting for Collecting Safety Data on Concerning Off-Label Prescribing Practices: An Example with Baclofen and Alcohol Dependence in France. Drug safety 2017. link 5 Hillemacher T. Biological mechanisms in alcohol dependence--new perspectives. Alcohol and alcoholism (Oxford, Oxfordshire) 2011. link 6 Babor TF. Tackling alcohol misuse in the UK. BMJ (Clinical research ed.) 2008. link 7 Hope LC, Cook CC, Thomson AD. A survey of the current clinical practice of psychiatrists and accident and emergency specialists in the United Kingdom concerning vitamin supplementation for chronic alcohol misusers. Alcohol and alcoholism (Oxford, Oxfordshire) 1999. link 8 Zernig G, Fabisch K, Fabisch H. Pharmacotherapy of alcohol dependence. Trends in pharmacological sciences 1997. link01075-4) 9 Burkhart KK, Kulig KW. The other alcohols. Methanol, ethylene glycol, and isopropanol. Emergency medicine clinics of North America 1990. link

Alcohol dependence