2122
We conclude that an H1 antagonist may be useful in preventing hypotension caused by iv cimetidine , since the vasodilating activity of cimetidine is mediated , in part , through the H1 receptor .
 Disease: hypotension; Chemical: cimetidine; Chemical: cimetidine
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: hypotension; Chemical: cimetidine; Chemical: cimetidine