The recommended dose is: Two tablets every 30 minutes or four tablets every hour for diarrhea Two tablets every 30 minutes for stomach upset, nausea, heartburn, and indigestionSimilarly, do not take more than eight doses (16 tablets) in 24 hours.

Anyone who has an active ulcer or bleeding problem should not use bismuth subsalicylate.Anyone who is allergic to aspirin or other salicylates should talk to their doctor before using Pepto Bismol. Likewise, anyone who reacts to NSAIDs should also contact their doctor first.People with a history of bleeding disorders should only use Pepto Bismol under the guidance of a doctor.Anyone who has gout or diabetes should also contact their doctor before using the drug.People may also have reactions to other inactive ingredients in the medication and should check all ingredients before using the product.

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