Olanzapine 5 mg for Nausea and Vomiting in Patients with Nasopharyngeal Carcinoma Receiving Cisplatin-Based Concurrent Chemoradiotherapy.

Patients receiving olanzapine plus standard antiemetic therapy has excellent antiemetic effect in NPC patients receiving cisplatin-based concurrent chemoradiotherapy, and patients with olanzapine 5 mg have a similar antiemetic effect and lower adverse effects compared with those with olanzapine 10 mg.