The nurse should anticipate that the medication ordered for the patient experiencing phantom limb pain after a leg amputation would likely include one or more of the following options:
1. Tricyclic antidepressants (TCAs): TCAs, such as amitriptyline or nortriptyline, are often prescribed to manage phantom limb pain. These medications work by altering the way pain signals are transmitted in the brain.
2. Anticonvulsants: Medications like gabapentin or pregabalin, which are typically used to treat seizures, can also be effective in relieving phantom limb pain. They work by reducing abnormal electrical activity in the nerves.
It's important to note that the specific medication chosen may depend on the individual patient's medical history, symptoms, and response to previous treatments. Therefore, the nurse should consult with the healthcare provider for the most appropriate medication for this patient.