Final answer:
Omeprazole is sold under the brand name Prilosec. It is a Proton Pump Inhibitor that reduces the production of stomach acid and treats conditions caused by excess stomach acid.
Step-by-step explanation:
Among the given options, the drug that is known by the brand name Omeprazole is B) Prilosec. Omeprazole is a generic drug name and Prilosec is one of the brand names under which it is sold. It is a type of Proton Pump Inhibitor (PPI) that is used to reduce the amount of acid produced in the stomach. Omeprazole helps in the treatment of various conditions caused by excess stomach acid such as gastroesophageal reflux disease (GERD), ulcers, and Zollinger-Ellison Syndrome.
Learn more about Omeprazole