Gastro-Intestinal Medicine in Liquid Form has 40 mg Omeprazole. Gastro-Intestinal Medicine in Liquid Formÿis manufactured by Dr. Reddys Laboratories Ltd. This Medicine is available in a vial. The Gastro-Intestinal Medicine in Liquid Form, under the brand name Omez, is manufactured in facilities built and operated in accordance with the latest regulatory guidelines on cGMP. The manufacturing facilities are inspected by the USFDA and numerous other international regulatory agencies.