A nurse is caring for a client who is withdrawing from opioids. Which of the following medications should the nurse prepare to administer?

A. Disulfiram is used to support the treatment of alcohol dependence by causing unpleasant effects (like nausea and vomiting) when alcohol is consumed. It is not used for opioid withdrawal. B. Methadone is a long-acting opioid agonist that is commonly used to manage opioid withdrawal symptoms and reduce cravings in individuals withdrawing from opioids. It helps to alleviate the discomfort of withdrawal and can also be used in opioid substitution therapy. C. Lithium carbonate is used to treat bipolar disorder, not opioid withdrawal. It helps to stabilize mood and prevent manic and depressive episodes but has no role in opioid withdrawal. D. Risperidone is an antipsychotic medication used to treat conditions like schizophrenia and bipolar disorder. It is not used for managing opioid withdrawal.