4615
CONCLUSION : Alendronate led to nodular scleritis and rechallenge caused recurrence of scleritis .
 adverse effect: nodular scleritis, Alendronate; adverse effect: scleritis, Alendronate
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: adverse effect 
Text: {0} 
Answer:
 adverse effect: nodular scleritis, Alendronate; adverse effect: scleritis, Alendronate