Which of the following drugs is used as an anti-craving agent?

Appeared in: MNS 2024

Explanation

Acamprosate is classified as an anti-craving medication specifically indicated for maintaining abstinence in individuals with alcohol dependence.
Its mechanism involves modulating the glutamate and GABA neurotransmitter systems, which are dysregulated by chronic alcohol use.
By restoring this neurochemical balance, Acamprosate helps to reduce the protracted withdrawal symptoms and the psychological craving for alcohol.
It is typically initiated after a patient has undergone detoxification and is committed to remaining abstinent.

Option B: Haloperidol is a typical antipsychotic drug used to manage symptoms of psychosis, such as hallucinations and delusions.
Option C: Lithium is a mood-stabilizing agent, the gold standard for treating bipolar disorder.
Option D: Lorazepam is a benzodiazepine primarily used for short-term relief of anxiety and to manage acute alcohol withdrawal symptoms, not for long-term craving control.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Pharmacological management of substance craving, specifically for alcohol use disorder as background academic context rather than a clinical decision trigger.
Nurses play a crucial role in educating patients about their medications for alcohol dependence, including the importance of adherence, potential side effects, and the necessity of combining pharmacotherapy with psychosocial support.
It is vital to assess for and monitor co-occurring mental health conditions like depression or anxiety, as these can affect treatment outcomes and may require separate management.
What if? If a patient presents with acute, severe alcohol withdrawal, characterized by seizures and hallucinations (delirium tremens), the priority medication would be a benzodiazepine like Lorazepam to stabilize the patient, not Acamprosate, which is used for maintenance after detoxification.

How to Approach the Question

First, identify the key term in the question: 'anti-craving agent'. This points to a specific pharmacological category.
Next, review the options and recall or determine the primary drug class and indication for each.
Haloperidol is an antipsychotic.
Lithium is a mood stabilizer.
Lorazepam is a benzodiazepine used for anxiety and acute withdrawal.
Acamprosate is specifically known for its role in reducing alcohol cravings.

Concept Tested & Keywords

Concept Tested: Pharmacological management of substance craving, specifically for alcohol use disorder.
Stem keywords: drug, anti-craving agent
Lead-in keywords: Which
Negative lead-in flag: false

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E6 Guide to Mental Health & PSYCHIATRIC NURSING R Sreevani— Part 2 (pp 290-564 of 579) p. 259-261

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E6 Kaplan Sadock's Synopsis of Psychiatry-2022 (pp 1-3768 of 3768) p. 2186-2188

Practise the full MNS 2024

Attempt every question from this paper in a timed mock, then review the full solution for each one.