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Sucralfate oral tablet dosage: A detailed guide

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Doctors prescribe sucralfate oral tablet to treat and prevent certain ulcers in your digestive system. You take it by mouth two or four times per day.
Medically reviewed by Beth Johnston, PharmD, BCPS
Updated on

This article describes sucralfate oral tablet’s dosages and strength and gives details on how to take it. You’ll also find information on cost savings and coupon options for sucralfate. To learn more about sucralfate, talk with your doctor.

Sucralfate oral tablet is a generic version of the brand-name drug Carafate. Sucralfate also comes in a liquid form that you swallow, but that form isn’t described in this article. To learn more about that form, talk with your doctor.

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Form and strength of sucralfate

Sucralfate oral tablet comes as follows:

  • Form: oral tablet that you take by swallowing
  • Strength: 1 gram (g)

Dosage of sucralfate

This article describes the recommended dosages for sucralfate oral tablet. The drugmaker provides these dosages. In some cases, doctors may adjust your dosage from those shown below.

If your doctor prescribes this medication, you should follow the dosage they prescribe. Your doctor will determine the dosage that best meets your needs. Do not change your dosage of sucralfate oral tablet without your doctor’s recommendation.

Usual recommended dosages of sucralfate in adults

Sucralfate should be taken on an empty stomach. This usually means taking it 2 hours after and 1 hour before a meal.

Dosage for treating and preventing ulcers

PurposeRecommended doseFrequency
treating an active duodenal ulcer1 gfour times per day
preventing the return of duodenal ulcers after an active ulcer is healed1 gtwice per day

If you have an active duodenal ulcer, you may start feeling relief within 1 to 2 weeks. But your doctor will likely recommend you continue taking sucralfate for 4 to 8 weeks.

Frequently asked questions

Below are answers to some commonly asked questions about sucralfate oral tablet and its dosage.

Can I take sucralfate for gastritis?

Sucralfate isn’t approved by the Food and Drug Administration (FDA) to treat gastritis (inflammation of your stomach lining). It’s approved to treat and prevent duodenal ulcers.

In some cases, doctors may prescribe sucralfate off label for gastritis. With off-label use, doctors prescribe a drug for a purpose other than what it’s approved for.

If you have questions about treatment options for gastritis, talk with your doctor.

Can I take antacids while I’m taking sucralfate?

Yes, it’s safe to take antacids with sucralfate. But you should avoid taking antacids within 30 minutes before or after taking sucralfate.

Sucralfate coupon

Visit this page to access Optum Perks coupons and get price estimates for sucralfate when you use the coupons. These coupons can provide significant savings on your prescription costs. 

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Overdose of sucralfate

It’s important that you do not take more sucralfate oral tablet than your doctor prescribes. Doing so can lead to harmful effects.

Symptoms of sucralfate overdose

Symptoms of an overdose can include:

What to do if you take too much sucralfate

If you think you’ve taken too much sucralfate, call your doctor or pharmacist right away. Or you could call 800-222-1222 to speak with someone at America’s Poison Centers. You can also use its online resource. If you have severe symptoms, call 911 or a local emergency number immediately. You can also go to the closest emergency room.

Disclaimer: Optum Perks has made every effort to make certain that all information is factually correct, comprehensive, and up to date. However, this article should not be used as a substitute for the knowledge and expertise of a licensed healthcare professional. You should always consult your doctor or another healthcare professional before taking any medication. The drug information contained herein is subject to change and is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. The absence of warnings or other information for a given drug does not indicate that the drug or drug combination is safe, effective, or appropriate for all patients or all specific uses.

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