10734
CONCLUSIONS : The observation that neurotoxicity developed with a delay of 24 to 48 hours after acyclovir peak serum concentrations could explain the wide range of acyclovir levels reported in similar cases .
 adverse effect: neurotoxicity, acyclovir; adverse effect: neurotoxicity, acyclovir
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: neurotoxicity, acyclovir; adverse effect: neurotoxicity, acyclovir