A client with a history of heroin use has begun addiction treatment. The nurse had administered the client's daily dose of methadone. How does methadone therapy affect opioid addiction?
acts to depress the central nervous system (CNS) to a similar degree as opioids, aiding in detoxification C
Acts on the limbic system and the reticular system to suppress brain activity associated with addiction
Acts as an agonist at opioid receptors and prevents withdrawal symptoms d Acts as an antagonist at opioid receptors and prevents withdrawal symptoms
The Correct Answer is C
Methadone is a synthetic opioid medication that is used to treat opioid addiction. Methadone acts as an agonist at opioid receptors in the brain and central nervous system, which helps to prevent withdrawal symptoms and reduce cravings for opioids.
Methadone is a long-acting opioid, which means that it has a slower onset and longer duration of action compared to other opioids like heroin or morphine. This allows methadone to stabilize the client's opioid receptors and prevent withdrawal symptoms for up to 24 hours or more.
Methadone is often used as a part of medication-assisted treatment (MAT) for opioid addiction. MAT combines medication, such as methadone, with counseling and behavioral therapies to provide a comprehensive approach to addiction treatment.
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Related Questions
Correct Answer is D
Explanation
Schizophrenia is a chronic and severe mental illness that requires lifelong treatment. Antipsychotic medications are the cornerstone of treatment for schizophrenia, and they work by blocking dopamine receptors in the brain. These medications are effective in reducing the positive symptoms of schizophrenia, such as hallucinations and delusions, and can also improve negative symptoms like apathy and lack of motivation.
While chlorpromazine, fluphenazine, and haloperidol are all first-generation or "typical" antipsychotic medications, they are less commonly used today due to their side effect profile, which can include movement disorders such as tardive dyskinesia. Olanzapine, on the other hand, is a second-generation or "atypical" antipsychotic medication that is commonly used today due to its efficacy in treating both positive and negative symptoms of schizophrenia, as well as its more favorable side effect profile compared to first-generation antipsychotics.
Correct Answer is C
Explanation
Flumazenil is a medication that is used as an antidote for benzodiazepine overdose, including diazepam. Benzodiazepines are a class of drugs that are used to treat anxiety, insomnia, seizures, and other conditions. However, they can also be abused or taken in excessive doses, leading to overdose.
Flumazenil works by binding to the same receptors in the brain that benzodiazepines bind to, but it has the opposite effect. Flumazenil blocks the activity of benzodiazepines and can rapidly reverse the effects of an overdose, including respiratory depression, sedation, and coma.
It is important to note that flumazenil should only be used in cases of benzodiazepine overdose and should be administered under close medical supervision. Flumazenil may cause seizures in clients who are physically dependent on benzodiazepines, and it should not be used as a substitute for appropriate medical care and monitoring.
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