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Recent reports have shown that Decadron (dexamethasone; Merck Sharp & Dohme, West Point, Pa) has a significant antiemetic effect on cisplatin-induced vomiting.
 potential therapeutic event: antiemetic 
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: adverse event, potential therapeutic event 
Text: {0} 
Answer:
 potential therapeutic event: antiemetic 