What medication class is commonly used for post-operative nausea and vomiting?

The medication class that is commonly used for post-operative nausea and vomiting is antiemetics. These medications are specifically designed to prevent and treat nausea and vomiting, which are frequently experienced symptoms following surgery due to anesthesia or other factors. Antiemetics work by blocking specific receptors in the body that trigger the vomiting reflex, thereby helping to provide relief to patients who may feel nauseous after their procedure.

Other medication classes listed do not directly address the issue of nausea and vomiting. Antibiotics are used to treat infections, analgesics are primarily focused on pain relief, and antipyretics are used to reduce fever. While analgesics might be involved in overall patient care post-surgery, they do not have a direct effect on nausea or vomiting. This makes antiemetics the appropriate choice for managing post-operative nausea and vomiting effectively.