9362
The percutaneous absorption of clindamycin was studied in healthy male volunteers , comparing two investigative clindamycin ( % w / v ) / tretinoin ( 0 . 025 % w / v ) gels , containing clindamycin phosphate ester and clindamycin HCl , respectively , relative to a clindamycin phosphate lotion ( 1 % clindamycin ; Dalacin T ) .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities:  
Answer:
 None