Objective To explore the improvement effect of compound essential oil acupressure on constipation symptoms in patients with coronary heart disease.Methods Sixty-six patients with coronary heart disease combined with constipation who were treated in the cardiovascular medicine department of a tertiary care Traditional Chinese Medicine hospital in Chongqing from April 2019 to October 2020 were selected as the study subjects.A random number table method was used to divide the patients into a control group and a study group

with 33 cases in each group.Both the study group and the control group underwent routine care for patients with coronary heart disease.Patients in the control group were given traditional acupressure.Patients in the study group were treated with compound essential oil acupressure.The scores of bristol stool characterization scale at the 1 st and 2 nd week of intervention were compared between the 2 groups;the scores of patient assessment of constipationsymptoms（PAC-SYM） before and at the 2 nd week of intervention were compared between the 2 groups;the number of bowel movements at the 1 st and 2 nd week of intervention were compared between the 2 groups.Results There was no statistically significant difference between the stool Bristol scores of patients in the 2 groups at weeks 1 and 2 of the intervention（P>0.05）.The number of defacation in the 1 st and 2 nd week of intervention and the total number of defacation in the 2 nd week of intervention were higher in the study group than in the control group

and the difference was statistically significant（P<0.05）

while the number of defacation in the 2 nd week of intervention was higher in both groups than in the 1 st week of intervention;the differences were all statistically significant（P<0.05）.At the second week of intervention

the scores of rectal symptoms

abdominal symptoms and total score of PAC-SYM in the PAC-SYM scale were lower than those before the intervention in both groups

and it was lower in the study group than the control group

with statistically significant differences（P<0.05）.The total treatment efficacy of patients in the study group was 96.43%

which was higher than that of the control group（74.19%）

and the difference was statistically significant（P<0.05）.Conclusion Compound essential oil acupressure has a positive effect on the improvement of constipation symptoms in patients with coronary heart disease

which can improve patients’ rectal symptoms and abdominal symptoms

increase the frequency of defecation and improve the therapeutic effect

with significant clinical effect

and is worthy of clinical promotion and application.