772
Because sumatriptan can cause coronary artery vasospasm, patients with significant risk factors for coronary artery disease should be carefully evaluated for cardiovascular disease prior to the use of sumatriptan.
 adverse event: cause 
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: cause 