Omeprazole enteric-coated micro-pill

The invention relates to an omeprazole enteric pellet which comprises a blank pellet core consisting of medical excipient, a main drug layer with omeprazole as an active component and an enteric layer consisting of crylic acid resin material and other medical excipients. The blank pellet core is made from starch and cane sugar. The omeprazole main drug layer covers over the blank pellet core, is made from omeprazole active component and the medical excipients, and does not contain antacid and surfactant. The omeprazole active component is powder with the grain diameter of 100 to 500nm. An insulating layer is arranged between the enteric layer and the main drug layer. The omeprazole enteric pellet has good stability of product and stable release speed, with the grain diameter being 0.5 to 1.5mm, does not contain antacid, surfactant and organic menstruum and is good for the health and safety of human bodies.