2493
Results showed that SSR103800 ( 10 - 30 mg / kg p . o . ) blocked hyperactivity induced by the non - competitive NMDA receptor antagonist , MK - 801 and partially reversed spontaneous hyperactivity of NMDA Nr1 ( neo - / - ) mice .
 SSR103800, hyperactivity, NMDA, MK - 801, hyperactivity, NMDA
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 SSR103800, hyperactivity, NMDA, MK - 801, hyperactivity, NMDA