457
The patients concurrent medications included didanosine , hydroxyzine , promethazine , hydrocortisone , and prochlorperazine .
 Chemical: didanosine; Chemical: hydroxyzine; Chemical: promethazine; Chemical: hydrocortisone; Chemical: prochlorperazine
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: didanosine; Chemical: hydroxyzine; Chemical: promethazine; Chemical: hydrocortisone; Chemical: prochlorperazine