17254
The apparent clearances ( CL ) of doxylamine and pyridoxal 5 ' - phosphate ( PLP ; the active metabolite of vitamin B ( 6 ) ) during the first - trimester pregnancy in women who participated in a Diclectin randomized trial were compared with those of healthy , adult , nonpregnant women who participated in a voluntary PK trial .
 Chemical: doxylamine; Chemical: pyridoxal 5 ' - phosphate; Chemical: PLP; Chemical: vitamin B ( 6 ); Chemical: Diclectin
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: doxylamine; Chemical: pyridoxal 5 ' - phosphate; Chemical: PLP; Chemical: vitamin B ( 6 ); Chemical: Diclectin