Long-Term Effects of TCM Yangqing Kangxian Formula on Bleomycin-Induced Pulmonary Fibrosis in Rats via Regulating Nuclear Factor-κB Signaling

Table 2

Treatment protocol for the experiment.

	Treatment phase				Treatment-free phase
Group	(Day 1 to day 42)				(Day 43 to day 70)
	NS	NS	PD	PF	NS	NS	PD	PF
Control
BLM
BLM + YKF
BLM + PD
BLM + PF

Note. +: treated with this medicine; −: not treated with this medicine; BLM: bleomycin-induced IPF rats; BLM + YKF: bleomycin-induced IPF rats treated with Yangqing Kangxian formula; BLM + PD: bleomycin-induced IPF rats treated with prednisone; BLM + PF: bleomycin-induced IPF rats treated with pirfenidone.