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We report an HIV - infected woman who developed mild leukopenia as the first sign of a nevirapine - related adverse event , which was followed by skin and hepatic toxicity associated with a more severe leukopenia .
 adverse effect: leukopenia, nevirapine; adverse effect: leukopenia, nevirapine; adverse effect: skin and hepatic toxicity, nevirapine
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: leukopenia, nevirapine; adverse effect: leukopenia, nevirapine; adverse effect: skin and hepatic toxicity, nevirapine