Adults and children 12 years and older can take the following forms of Pepto-Bismol for up to 2 days. The dosages below apply for all digestive problems Pepto-Bismol can help treat.
When treating diarrhea, be sure to drink plenty of water to replace lost fluid. Keep drinking fluids even if you’re using Pepto-Bismol.
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If your condition lasts longer than 2 days or you have ringing in your ears, stop taking Pepto-Bismol and call your doctor.
Table of Contents
Liquid suspension
Original strength:
- Take 30 milliliters (mL) every 30 minutes, or 60 mL every hour as needed.
- Do not take more than eight doses (240 mL) in 24 hours.
- Do not use for more than 2 days. See your doctor if diarrhea lasts longer than this.
- Original Pepto-Bismol liquid also comes in a cherry flavor, both of which have the same dosage instructions.
Pepto-Bismol Ultra (maximum strength):
- Take 15 mL every 30 minutes, or 30 mL every hour as needed.
- Do not take more than eight doses (120 mL) in 24 hours.
- Do not use for more than 2 days. See your doctor if symptoms aren’t improving.
- Pepto-Bismol Ultra also comes in cherry flavor with identical dosage instructions.
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Another liquid option is known as Pepto Cherry Diarrhea. This product is designed to only treat diarrhea. It’s not the same product as cherry-flavored Pepto-Bismol Original or Ultra. It’s also for people 12 years and older.
Below is the recommended dosage for Pepto Cherry Diarrhea:
- Take 10 mL every 30 minutes, or 20 mL every hour as needed.
- Do not take more than eight doses (80 mL) in 24 hours.
- Do not use for more than 2 days. See your doctor if diarrhea is still ongoing.
Chewable tablets
For Pepto Chews:
- Take two tablets every 30 minutes, or four tablets every 60 minutes as needed.
- Chew or dissolve the tablets in your mouth.
- Do not take more than eight doses (16 tablets) in 24 hours.
- Stop taking this medication and see your doctor if diarrhea doesn’t subside after 2 days.
Caplets
Original caplets:
- Take two caplets (262 milligrams each) every 30 minutes, or four caplets every 60 minutes as needed.
- Swallow the caplets whole with water. Do not chew them.
- Do not take more than eight caplets in 24 hours.
- Do not use for more than 2 days.
- See your doctor if diarrhea doesn’t subside.
Ultra caplets:
- Take one caplet (525 mg) every 30 minutes, or two caplets every 60 minutes as needed.
- Swallow the caplets with water. Do not chew them.
- Do not take more than eight caplets in 24 hours. Don’t use for more than 2 days.
- See your doctor if diarrhea lasts longer than 2 days.
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Pepto Diarrhea caplets:
- Take one caplet every 30 minutes, or two caplets every 60 minutes as needed.
- Swallow the caplets with water. Do not chew them.
- Do not take more than eight caplets in 24 hours.
- Do not take for longer than 2 days. See your doctor if diarrhea lasts beyond this time.
Pepto Original LiquiCaps or Diarrhea LiquiCaps:
- Take two LiquiCaps (262 mg each) every 30 minutes, or four LiquiCaps every 60 minutes as needed.
- Do not take more than 16 LiquiCaps in 24 hours.
- Do not use for more than 2 days. See your doctor if diarrhea lasts longer than this.
For children
The above products and dosages are designed for people 12 years and older. Pepto-Bismol offers a separate product designed for children 12 and under in chewable tablets.
This product is designed to treat heartburn and indigestion in young children. Note that the dosages are based on weight and age.
Pepto Kids Chewable Tablets:
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- One tablet for children 24 to 47 pounds and 2 to 5 years of age. Do not exceed three tablets in 24 hours.
- Two tablets for children 48 to 95 pounds and 6 to 11 years of age. Do not exceed six tablets in 24 hours.
- Do not use in children under 2 years old or under 24 pounds, unless recommended by a doctor.
- Call your child’s pediatrician if symptoms don’t improve within 2 weeks.
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