14814
CONCLUSION : Alendronate led to nodular scleritis and rechallenge caused recurrence of scleritis .
 nodular scleritis, Alendronate; scleritis, Alendronate
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:
 nodular scleritis, Alendronate; scleritis, Alendronate