IL6 and Fever: The levels of IL-6 in pyrexia rats treated with GF (47.51 ng/l), GFP (61.7 ng/l), and GFC (47.5 ng/l) were decreased versus those observed in the PM group (67.62 ng/l), while those of IL-6 in the GF and GFC groups were markedly decreased (∗∗P < 0.01).