4186
Two groups of patients receiving tacrolimus were compared over a period of 1 year , one group comprising hypertensive patients who were receiving nifedipine , and the other comprising nonhypertensive patients not receiving nifedipine .
 Chemical: tacrolimus; Disease: hypertensive; Chemical: nifedipine; Chemical: nifedipine
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: tacrolimus, hypertensive, nifedipine, nifedipine 
Answer:
 Chemical: tacrolimus; Disease: hypertensive; Chemical: nifedipine; Chemical: nifedipine