Amlodipine benzenesulfonate for Lovenoxi and levamlodipine benzenesulfonate for Shihuida, both of which are composed of amlodipine, there is no difference between good and bad, and they should be used under the guidance of a doctor. Amlodipine benzenesulfonate and levamlodipine benzenesulfonate are only slightly different in structure, the main ingredient is amlodipine, which can inhibit the inward flow of calcium ions and play other roles by expanding peripheral arteries, and has the effect of expanding coronary arteries, which can also be used for the treatment of coronary heart disease, with a stable effect, and the efficacy of the drug is not good or bad, so it is not possible to make a direct comparison. Adverse reactions such as flushing, abdominal pain, and edema may occur with the use of amlodipine analogs. Note that patients with severe aortic stenosis and severe hypotension should not use such drugs. Patients should choose the appropriate medication under the guidance of a physician and should not use the drug without authorization.