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Generic Name: migalastat (mi GAL a stat)
Brand Names: Galafold
Galafold (migalastat) is used to treat Fabry disease. Includes Galafold side effects, interactions and indications.
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Drug Information:
Galafold (migalastat) works by binding to and stabilizing a certain enzyme in the body called alpha-galactosidase A. A deficiency of this enzyme is called Fabry disease. Galafold is used to treat Fabry disease in adults. Galafold was approved by the US Food and Drug Administration (FDA) on an "accelerated" basis. In clinical studies, some people responded to this medicine, but further studies are needed. Follow all directions on your medicine label and package. Tell each of your healthcare providers about all your medical conditions, allergies, and all medicines you use. Learn more

Galafold Side Effects

Galafold Side Effects

Note: This document contains side effect information about migalastat. Some of the dosage forms listed on this page may not apply to the brand name Galafold.

For the Consumer

Applies to migalastat: oral capsule

Along with its needed effects, migalastat (the active ingredient contained in Galafold) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur while taking migalastat:

More common

  • Bladder pain
  • bloody or cloudy urine
  • difficult, burning, or painful urination
  • frequent urge to urinate
  • lower back or side pain

Some side effects of migalastat 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

  • Back pain
  • cough
  • diarrhea
  • fever
  • headache
  • muscle aches
  • nausea
  • nosebleed
  • sore throat
  • stomach pain
  • stuffy or runny nose
  • unusual tiredness or weakness

For Healthcare Professionals

Applies to migalastat: oral capsule


The more commonly reported adverse effects have included headache, nasopharyngitis, urinary tract infection, nausea, and pyrexia.

Nervous system

Very common (10% or more): Headache (35%)

Common (1% to 10%): Paresthesia, dizziness, hypoesthesia


Very common (10% or more): Nasopharyngitis (18%)

Common (1% to 10%): Cough, epistaxis, dyspnea


Common (1% to 10%): Proteinuria


Very common (10% or more): Nausea (12%)

Common (1% to 10%): Abdominal pain, diarrhea, vomiting, constipation, dry mouth, defection urgency, dyspepsia


Common (1% to 10%): Back pain, muscle spasms, myalgia, torticollis, extremity pain, increased blood creatine phosphokinase


Common (1% to 10%): Increased weight


Urinary tract infection includes cystitis, and kidney infection.

Very common (10% or more): Urinary tract infection (15%)


Common (1% to 10%): Pyrexia, vertigo, fatigue


Common (1% to 10%): Depression


Common (1% to 10%): Palpitations


Common (1% to 10%): Rash, pruritus

Editorial References and Review

Medically reviewed by BestRx Medical Team Last updated on 1/1/2020.

Source: Drugs.com Galafold