808
A variety of factors , such as vasoactive properties of tacrolimus , proliferation of Demodex due to local immunosuppression , and the occlusive properties of the ointment , may be involved in the observed phenomena .
 Chemical: tacrolimus
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: tacrolimus