Omeprazole has enteric-coated tablets, enteric-coated capsules two dosage forms, different diseases take different dosages, such as for the treatment of reflux esophagitis, generally 20mg once (that is, 2 capsules or 1 capsule), 1~2 times a day, specific should follow the doctor’s instructions. Omeprazole is a common proton pump inhibitor, omeprazole enteric-coated tablets of 10mg, 20mg, omeprazole enteric-coated capsules of 10mg, 20mg, for the method of taking depends on the different diseases. For the treatment of peptic ulcer, 20mg (i.e., 2 capsules or 1 capsule) once a day is often used, and it is often chosen to be swallowed on an empty stomach in the morning. For the treatment of reflux esophagitis, 20mg (2 capsules or 1 capsule) is usually taken once or twice a day. When used for the treatment of Droe-Ayer syndrome, 60mg (i.e., 6 capsules or 3 capsules) is required at one time. Omeprazole when taking the number of capsules with the specifications of the drug, the dose required to cure the disease, when taking must be strictly in accordance with the doctor’s instructions, not to self-medication.