Omeprazole is a PPI drug which acts to inhibit the secretions of acid in the stomach by decreasing activity of the enzyme in gastric cells. It is recommended for the management of gastroesophageal reflux disease, peptic ulcers and other ailments marked by increased levels of acidity in the stomach; including Zollinger-Ellison syndrome. OMEPRAZOLE has received the widespread observation from clinicians and patients due to its performance, non-toxicity and availability as over-the-counter medication. This market is mainly composed of Generics although there are the brands manufactured and sold by various companies. This market is fueled by growing incidences of acid related disorders, need for treatment of ailments that worsen by intake of NSAIDS, and improving knowledge about self-medication products for digestive health.