2601
Although both patients recovered from the colitis after the administration of vancomycin, the first case demonstrated a relapse of the colitis after receiving a subsequent course of the same chemotherapy with cisplatin.
 potential therapeutic event: recovered 
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: recovered 