Final answer:
Yes, there are contraindications to using dopamine D2-receptor antagonist anti-emetics, which depend on a patient's medical history and current health conditions, not just age.
Step-by-step explanation:
The question asks whether there are any contraindications to using dopamine D2-receptor antagonist anti-emetics. The correct answer is a) Yes.
There are several contraindications for using these types of anti-emetics, and they depend on the individual's medical history, current medications, and underlying health conditions, rather than solely on the patient's age. For example, these drugs are often contraindicated in patients with Parkinson's disease because they can worsen the symptoms.
They may also be contraindicated in patients with a history of cardiac arrhythmias or with certain tumors such as pheochromocytoma. It is crucial that healthcare providers review a patient's medical history and current medications before prescribing this class of drugs.