A nurse is completing medication reconciliation on a client. Exhibits For each potential provider's prescription, click to specify if the potential prescription is anticipated, or contraindicated for the client.

Melatonin 5 mg orally at bedtime. Melatonin is a natural sleep aid commonly used in clients with Alzheimer’s disease to help regulate the sleep-wake cycle. Since the client has insomnia, this medication is appropriate and can improve sleep quality without significant side effects. Memantine 10 mg orally twice daily. Memantine is an NMDA receptor antagonist used to treat moderate to severe Alzheimer's disease by slowing cognitive decline and improving daily functioning. Since the client has severe Alzheimer's, memantine is an appropriate and anticipated medication. Donepezil 10 mg orally once daily. Donepezil is a cholinesterase inhibitor commonly prescribed for mild to severe Alzheimer's disease to enhance memory and cognitive function. It works by increasing acetylcholine levels in the brain and is a first-line treatment for Alzheimer's disease. Haloperidol 2 mg orally every 12 hours. Haloperidol is an antipsychotic that can cause severe side effects in elderly clients with dementia, including extrapyramidal symptoms, sedation, falls, and an increased risk of death due to cardiovascular complications. Black box warnings advise against using antipsychotics for behavioral disturbances in dementia unless absolutely necessary. Therefore, it is contraindicated in this client.