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CASE SUMMARY: A febrile 36-year-old seaman from Mumbai (Bombay) was prescribed >5 times the usual dose of chloroquine for malaria diagnosed empirically onboard ship.
 potential therapeutic event: prescribed 
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: prescribed 