501
CONCLUSIONS: This is the first report of a possible interaction between propafenone and citalopram, which caused propafenone adverse effects (eg, dizziness, falls) and mimicked coronary artery disease.
 adverse event: caused 
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: caused 