4255
Angiotensin - converting enzyme ( ACE ) inhibitors , used to treat hypertension and congestive heart failure , were introduced in Europe in the middle of the eighties , and the use of these drugs has increased progressively .
 Chemical: Angiotensin - converting enzyme ( ACE ) inhibitors; Disease: hypertension; Disease: congestive heart failure
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: Angiotensin - converting enzyme ( ACE ) inhibitors; Disease: hypertension; Disease: congestive heart failure