2051
The present report illustrates a rare case of refractory akathisia after interferon - alpha treatment and also that levodopa treatment would be theoretically and practically useful in reducing the neurotoxicity associated with interferon - alpha .
 adverse effect: akathisia, interferon - alpha; adverse effect: neurotoxicity, interferon - alpha
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: adverse effect 
Text: {0} 
 Entity Pairs:  akathisia, interferon - alpha; neurotoxicity, interferon - alpha 
Answer:
 adverse effect: akathisia, interferon - alpha; adverse effect: neurotoxicity, interferon - alpha