3151
Bilateral optic neuropathy due to combined ethambutol and isoniazid treatment .
 Disease: Bilateral optic neuropathy; Chemical: ethambutol; Chemical: isoniazid
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Disease: Bilateral optic neuropathy; Chemical: ethambutol; Chemical: isoniazid