2650
CLINICAL SIGNIFICANCE : This clinical case showing oral manifestations of meth mouth was presented to help dental practitioners recognize and manage patients who may be abusing methamphetamines .
 meth mouth, methamphetamines
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 meth mouth, methamphetamines