4002
Of the 19 patients without sodium bicarbonate added to the medication 11 ( 58 % ) complained of penile pain due to the medication , while only 1 of the 19 men ( 5 % ) who received sodium bicarbonate complained of penile pain .
 Chemical: sodium bicarbonate; Disease: penile pain; Chemical: sodium bicarbonate; Disease: penile pain
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: sodium bicarbonate, penile pain, sodium bicarbonate, penile pain 
Answer:
 Chemical: sodium bicarbonate; Disease: penile pain; Chemical: sodium bicarbonate; Disease: penile pain