Pfizer announced the launch of over-the-counter (OTC) Nexium 24HR (esomeprazole delayed-release) capsules for the treatment of frequent heartburn (>2 days/week) in adults.

Nexium 24HR is a proton pump inhibitor (PPI) that stops acid production by blocking the pumps that release acid into the stomach.

Nexium 24HR was approved by the FDA in March 2014 and has received 3 year market exclusivity. Nexium 24HR has been available for preorder since April 15, 2014 and will be available at most retailer outlets within a couple days.

RELATED: FDA Approves OTC Nexium 24HR Caps

Nexium 24HR is available as 20mg delayed-release capsules in 42-count boxes.

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