10938
Ritonavir acted as a CYP3A4 inhibitor , diminishing carbamazepine metabolism and provoking an increase in serum levels and clinical toxicity .
 adverse effect: clinical toxicity, Ritonavir; adverse effect: diminishing carbamazepine metabolism, Ritonavir; adverse effect: increase in serum levels, Ritonavir
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: clinical toxicity, Ritonavir; adverse effect: diminishing carbamazepine metabolism, Ritonavir; adverse effect: increase in serum levels, Ritonavir