3658
Abnormal involuntary movements appeared in the mouth , tongue , neck and abdomen of a 64 - year - old male patient after he took metoclopramide for gastrointestinal disorder in a regimen of 30 mg per day for a total of about 260 days .
 Abnormal involuntary movements, metoclopramide, gastrointestinal disorder
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Abnormal involuntary movements, metoclopramide, gastrointestinal disorder