What class is prochlorperazine (Compazine) and what is it used for?

Prochlorperazine, known by its brand name Compazine, belongs to the class of medications known as phenothiazines. This medication is primarily used to control nausea and vomiting, making it effective in managing conditions that lead to these symptoms. Phenothiazines work by blocking dopamine receptors in the brain, which are involved in triggering the vomiting reflex.

Using prochlorperazine as a treatment for nausea and vomiting is well-established in clinical practice, especially in situations like post-operative care, chemotherapy-induced nausea, or other causes of acute vomiting. The specifics of its mechanism help patients who experience severe nausea find relief, which is crucial for maintaining hydration and comfort during recovery or treatment processes.

The other options represent different classes of medications and their respective uses, which do not align with prochlorperazine's pharmacological profile or indications.