Both Aluminum and Magnesium Belladonna Tablets (correctly Aluminum and Magnesium Belladonna Tablets) and Omeprazole are used to treat conditions such as peptic ulcers, and the exact efficacy varies from person to person, so it is impossible to tell who is better. 1. Aluminum-Magnesium Belladonna Tablets is a compound preparation made of aluminum hydroxide, belladonna run-off paste, ginger powder, cinnamon powder, and oxidase enzyme, which is suitable for the treatment of hyperacidity, stomach pain, and peptic ulcer. Contraindications include hypersensitivity to the product, glaucoma, and enlarged prostate. Adverse reactions such as severe constipation, osteoporosis, elevated blood pressure, and psychiatric symptoms may occur after prolonged use of the drug. 2. Omeprazole can inhibit gastric acid secretion and is suitable for the treatment of peptic ulcer, gastrinoma, reflux esophagitis. Contraindications include those who are allergic to the product, and adverse reactions such as abdominal pain, nausea, vomiting, abdominal distension, headache, diarrhea, constipation, increased serum aminotransferases, dizziness, rash, drowsiness, insomnia, and so on, may occur after administration of the drug. Aluminum magnesium belladonna tablets and omeprazole have similar indications, belonging to two different mechanisms of action of the drug, can not be evaluated as a whole which one of the two drugs has a better therapeutic effect, the main reason is that there is individual variability in the use of medication, resulting in the two drugs have their own optimal suitable for the population. The specific use of drugs should be carried out under the guidance of specialized physicians.