Fig. 4

Effects of GXNT on fasting blood glucose, postprandial glucose, and HbA1c in T2DM ZDF rats with DE. (a) shows the effects of GXNT on the level of fasting blood glucose levels; (b) depicts the effects of GXNT on the level of postprandial glucose levels; (c) demonstrates the effects of GXNT on HbA1c levels. GXNT, Guanxinning tablet; Met, metformin. Data are expressed as mean ± SEM, n = 8. * p < 0.05, **P < 0.01 vs. normal group (Zucker lean control rats); #P < 0.05, ##P < 0.01 vs. model group