2307
A 45 - year - old man , an admitted frequent cocaine user , presented to the Emergency Department ( ED ) on two separate occasions with a history of priapism after cocaine use .
 cocaine, priapism, cocaine
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 cocaine, priapism, cocaine