1384
These findings indicate that gabapentin has a measurable antinociceptive effect and a stronger antihyperalgesic effect most evident in the brain areas undergoing deactivation , thus supporting the concept that gabapentin is more effective in modulating nociceptive transmission when central sensitization is present .
 gabapentin, gabapentin
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 gabapentin, gabapentin