Esomeprazole Magnesium Delayed Release Capsules 20 mg, Proton Pump Inhibitor (PPI) for 24 Hour Frequent Heartburn Treatment, 42 Count. Features : EFFECTIVE: Compare GoodSense Esomeprazole Magnesium delayed release capsules 20 mg to the active ingredient of nexium 24 HR. ACID REDUCER: Esomeprazole magnesium works to inhibit acid production (and its overproduction) at the source so you can enjoy the foods and beverages that could cause frequent heartburn. This heartburn medicine may take 1 to 4 days for full effect. 24-HOUR HEARTBURN TREATMENT: Getting all day help from frequent heartburn is as simple as taking esomeprazole magnesium delayed release capsules 20 mg.. PROVEN HEARTBURN TREATMENT: GoodSense esomeprazole magnesium delayed release capsules 20 mg are clinically proven to treat frequent heartburn that occurs 2 or more days a week.. GLUTEN FREE: This product is gluten free.