Glyset Side Effects

Generic Name: miglitol

Note: This page contains information about the side effects of miglitol. Some of the dosage forms included on this document may not apply to the brand name Glyset.

Not all side effects for Glyset may be reported. You should always consult a doctor or healthcare professional for medical advice. Side effects can be reported to the FDA here.

For the Consumer

Applies to miglitol: oral tablet

Some side effects of miglitol (the active ingredient contained in Glyset) may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common
  • Bloated full feeling
  • excess air or gas in stomach or intestines
  • increase in bowel movements
  • loose stools
  • passing gas
  • soft stools
  • stomach or abdomen pain
Less common
  • Skin rash

For Healthcare Professionals

Applies to miglitol: oral tablet

Gastrointestinal

Very common (10% or more): Flatulence (41.5%), diarrhea (28.7%), abdominal pain (11.7%)
Postmarketing reports: Pneumatosis cystoides intestinalis (may present with symptoms of diarrhea, mucus discharge, rectal bleeding, and constipation), ileus (including paralytic ileus), subileus, gastrointestinal pain, nausea, abdominal distention.

The severity of gastrointestinal symptoms may be decreased by dosage reduction and avoiding high gas-producing foods and sucrose. Some studies have demonstrated a decrease in the severity of gastrointestinal effects over time with continued administration.

Dermatologic

Common (1% to 10%): Skin rash (4.3%)

Hematologic

Common (1% to 10%): Low serum iron (9.2%)

Disclaimer: Every effort has been made to ensure that the information provided is accurate, up-to-date and complete, but no guarantee is made to that effect. In addition, the drug information contained herein may be time sensitive and should not be utilized as a reference resource beyond the date hereof. This material does not endorse drugs, diagnose patients, or recommend therapy. This information is a reference resource designed as supplement to, and not a substitute for, the expertise, skill , knowledge, and judgement of healthcare practitioners in patient care. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate safety, effectiveness, or appropriateness for any given patient. Drugs.com does not assume any responsibility for any aspect of healthcare administered with the aid of materials provided. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the substances you are taking, check with your doctor, nurse, or pharmacist.

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