24865
However , we were unable to demonstrate any acute effect on either vascular function or glucose uptake of the phosphodiesterase - 5 ( PDE - 5 ) inhibitor tadalafil .
 Chemical: glucose; Chemical: tadalafil
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: glucose; Chemical: tadalafil