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A case of propranolol overdose complicated by esophageal spasm preventing extrication of an orogastric lavage tube and relieved by intravenous glucagon is presented.
 adverse event: complicated 
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: complicated 