26293
Pomalidomide has been approved in the USA and is awaiting approval in the EU for use with low - dose dexamethasone for the treatment of relapsed and refractory multiple myeloma that has progressed following at least two prior therapies , including lenalidomide and bortezomib .
 Chemical: Pomalidomide; Chemical: dexamethasone; Chemical: lenalidomide; Chemical: bortezomib
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: Pomalidomide, dexamethasone, lenalidomide, bortezomib 
Answer:
 Chemical: Pomalidomide; Chemical: dexamethasone; Chemical: lenalidomide; Chemical: bortezomib