Objective:To evaluate the effect and safety of Kuanxiong Aerosol(宽胸气雾剂,KA)on patients with angina pectoris.Methods:Block randomization was performed to randomly allocate 750 patients into KA(376 cases)and control...Objective:To evaluate the effect and safety of Kuanxiong Aerosol(宽胸气雾剂,KA)on patients with angina pectoris.Methods:Block randomization was performed to randomly allocate 750 patients into KA(376 cases)and control groups(374 cases).During an angina attack,the KA group received 3 consecutive sublingual sprays of KA(0.6 mL per spray).The control group received 1 sublingual nitroglycerin tablet(NT,0.5 rag/tablet).Log-rank tests and Kaplan-Meier estimations were used to estimate the angina remission rates at 6 time-points after treatment(1,2,3,4,5,and〉5 min).Logistic regression analysis was performed to observe the factors influencing the rate of effective angina remission,and the remission rates and incidences of adverse reactions were compared for different Canadian Cardiovascular Society(CCS)classes of angina.Results:The 5-min remission rates in the KA and control groups were not significantly different(94.41%vs.90.64%,P〉0.05).The angina CCS class significantly influenced the rate of remission(95%confidence interval=0.483-0.740,P〈0.01).In the CCS subgroup analysis,the 3-and 5-min remission rates for KA and NT were similar in the CCS I and IV subgroups(P〉0.05),while they were significantly better for KA in the CCSⅡandⅢsubgroups(P〈0.05 or P〈0.01).Furthermore,the inciden0ce of adverse reactions was significantly lower in the KA group than in the control group for the CCSⅡandⅢsubgroups(9.29%vs.26.22%,10.13%vs.20.88%,P〈0.05 or P〈0.01).Conclusions:KA is not inferior to NT in the remission of angina.Furthermore,in CCSⅡandⅢpatients,KA is superior to NT,with a lower incidence of adverse reactions.(Registration No.ChiCTR-IPR-15007204)展开更多
基金Supported by the Traditional Chinese Medicine Public Welfare Scientific Research Project,State Administration of Traditional Chinese Medicine of China(No.201007001)
文摘Objective:To evaluate the effect and safety of Kuanxiong Aerosol(宽胸气雾剂,KA)on patients with angina pectoris.Methods:Block randomization was performed to randomly allocate 750 patients into KA(376 cases)and control groups(374 cases).During an angina attack,the KA group received 3 consecutive sublingual sprays of KA(0.6 mL per spray).The control group received 1 sublingual nitroglycerin tablet(NT,0.5 rag/tablet).Log-rank tests and Kaplan-Meier estimations were used to estimate the angina remission rates at 6 time-points after treatment(1,2,3,4,5,and〉5 min).Logistic regression analysis was performed to observe the factors influencing the rate of effective angina remission,and the remission rates and incidences of adverse reactions were compared for different Canadian Cardiovascular Society(CCS)classes of angina.Results:The 5-min remission rates in the KA and control groups were not significantly different(94.41%vs.90.64%,P〉0.05).The angina CCS class significantly influenced the rate of remission(95%confidence interval=0.483-0.740,P〈0.01).In the CCS subgroup analysis,the 3-and 5-min remission rates for KA and NT were similar in the CCS I and IV subgroups(P〉0.05),while they were significantly better for KA in the CCSⅡandⅢsubgroups(P〈0.05 or P〈0.01).Furthermore,the inciden0ce of adverse reactions was significantly lower in the KA group than in the control group for the CCSⅡandⅢsubgroups(9.29%vs.26.22%,10.13%vs.20.88%,P〈0.05 or P〈0.01).Conclusions:KA is not inferior to NT in the remission of angina.Furthermore,in CCSⅡandⅢpatients,KA is superior to NT,with a lower incidence of adverse reactions.(Registration No.ChiCTR-IPR-15007204)
