2206
METHODS : Verapamil 80 mg , p . o . was administered , and then PRL levels were measured at 8th and 16th hours , by immunometric chemiluminescence .
 Chemical: Verapamil
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: Verapamil