How to say "初次以这般分量服下" (chū cì yǐ zhè bān fèn liàng fú xià) in Chinese dialogue

chūzhèbānfènliàngxià

when taken at this dosage for the first time,

Idioms & Colloquial Expressions
Grammar Patterns
INTERACTIVE SCRIPT TIMELINE
LINE 0122:48
dàn
zhè
nèi
de
bái
fěn

But the white powder inside

LINE 0222:51
PLAYING SCENE
chū
zhè
bān
fèn
liàng
xià

when taken at this dosage for the first time,

LINE 0322:53
liǎng
shí
chén
zhī
nèi

within four hours,

Show Information
Source MediaTV Series
Season & EpisodeS2 E15
Timestamp22:51
TMDB ID124595