Effect of p.o. administration of PTS : HPβCD complex at different doses (25, 50 and 100 mg·kg−1) on functional echocardiographic measurements. Tricuspid flow (E/A ratio) (A), FEC (B), FAC (C) and TAPSE (D) of control (CTR0, CTR25, CTR50 and CTR100) and MCT (MCT0, MCT25, MCT50 and MCT100) rats treated via gavage for 14 days. Values are expressed as mean ± SD, n = 8 per group; two‐way ANOVA with Tukey's post hoc test was performed. *Significantly different compared with CTR0; #significantly different compared with MCT0.