Both Bexin and Loxin are calcium antagonists commonly used in clinical practice. The ingredients of Bexin are nifedipine controlled-release tablets and Loxin is amlodipine besylate. However, the duration of each dose is longer and can reach about 30-90 hours. Secondly, the effect on heart failure patients, Bexin Tong can inhibit myocardial contraction, thus aggravating the symptoms of heart failure patients, but the effect of Loxodren on heart failure patients is not significant. Thirdly, Bexin Tong must be taken as a whole tablet on an empty stomach, while Luohuaxi can be taken in pieces. Fourthly, if you take grapefruit juice at the same time as the drug, it will have a great impact on Bexin, increasing the concentration of Bexin and prolonging the duration of action, but it will have no effect on Loxodren.