7417
Both patients were then treated with a carboplatin alternative to cisplatin in the following courses , which resulted in neither a relapse of the colitis nor a recurrence of the malignancies up to this time .
 colitis, cisplatin
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: adverse effect 
Text: {0} 
Answer:
 colitis, cisplatin