The main differences between levamlodipine maleate and levamlodipine benzenesulfonate are different ingredients, different dosages and different contraindications, as follows. 1. Different ingredients: Levamlodipine maleate is mainly composed of levamlodipine, while levamlodipine benzenesulfonate is mainly composed of amlodipine benzenesulfonate and some excipients. 2. Different dosage: levamlodipine maleate, the initial dose of 2.5mg, generally recommended to take once a day, if the condition is serious can be appropriate to increase the dose, the maximum can be adjusted to 5mg; amlodipine benzenesulfonate, the initial dose is generally recommended to be 5mg, taken once a day, the maximum dose is generally limited to 10mg, taken once a day. 3. Contraindications are different: taking amlodipine maleate should be noted, such as allergic to any component of the product, as well as lactation, pregnancy, women need to be prohibited; taking amlodipine benzenesulfonate is required to be prohibited for those who are allergic to the product. Taking amlodipine maleate instructions, allergic to the product will, or have severe hypotension and aortic stenosis should be prohibited, pregnant women and lactation is prohibited, in the use of the drug during the emergence of acute infarction need to be discontinued. If long-term use of the drug, skin flushing, fatigue and other symptoms do not require special treatment. Amlodipine benzenesulfonate is contraindicated in people who are allergic to any of the components of the drug or have low blood pressure. Long-term use of this product is prone to dullness of sensation, sensory abnormalities, dizziness, etc., which can be relieved after stopping the drug. The specific medication program should be carried out in accordance with the doctor’s instructions, and should not be taken without authorization, so as not to cause adverse reactions.