1605
However , a large case - control study included three cases of either Stevens - Johnson syndrome or toxic epidermal necrolysis associated with ofloxacin use , but no details of the cases were given .
 Stevens - Johnson syndrome, ofloxacin; toxic epidermal necrolysis, ofloxacin
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:
 Stevens - Johnson syndrome, ofloxacin; toxic epidermal necrolysis, ofloxacin