With one Prilosec OTC pill a day, you can block frequent heartburn symptoms before they strike for a full 24 hours of heartburn relief.
Treats frequent heartburn (frequent defined as occurring two or more days a week)
20.6 milligrams of omeprazole magnesium per tablet
Not intended for immediate relief of heartburn; this drug may take 1 to 4 days for full effect
There are 42 heartburn-relieving tablets in a box.