941
Orthostatic hypotension occurs following alpha 2 - adrenoceptor blockade in chronic prazosin - pretreated conscious spontaneously hypertensive rats .
 Disease: Orthostatic hypotension; Chemical: prazosin; Disease: hypertensive
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:
 Disease: Orthostatic hypotension; Chemical: prazosin; Disease: hypertensive