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We report a patient in whom the anti-depressant trazodone hydrochloride (Molipaxin, Roussel), a serotonin antagonist, provoked generalized pustular psoriasis (GPP).
 adverse event: provoked 
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:
 adverse event: provoked 