miglitol vs propranolol

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Side-by-side comparison of miglitol and propranolol. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.

minor Known Drug Interaction

Other healthy volunteer studies have demonstrated that miglitol may significantly reduce the bioavailability of ranitidine and propranolol by 60% and 40%, respectively.

Drug Class
miglitol Alpha-Glucosidase Inhibitor
propranolol Non-Selective Beta-Blocker
Type
miglitol Prescription
propranolol Prescription
Summary
miglitol

Miglitol (Glyset) helps control blood sugar in adults with type 2 diabetes. It should be used with diet and exercise.

propranolol

Propranolol is a medicine that can help with high blood pressure, chest pain, and other conditions. It works by blocking the effects of certain natural chemicals in your body, like adrenaline, that affect the heart and blood vessels.

What It Treats
miglitol

Miglitol treats type 2 diabetes. It helps lower your blood sugar levels after meals. You should use it along with a healthy diet and regular exercise to manage your diabetes.

propranolol

Propranolol tablets can treat high blood pressure. It can be used alone or with other medicines. Propranolol can also help with chest pain (angina), control fast heart rate with atrial fibrillation, improve survival after a heart attack, prevent migraine headaches, and reduce tremors. It can also help with symptoms of some tumors.

How It Works
miglitol

Miglitol slows down the digestion of carbohydrates. This helps to prevent a large rise in blood sugar after you eat. It works in your gut to block certain enzymes.

propranolol

Propranolol is a beta-blocker. It works by blocking the effects of adrenaline on your heart and blood vessels. This helps to slow down your heart rate and lower your blood pressure.

Common Side Effects
miglitol
  • Gas
  • Diarrhea
  • Abdominal pain
propranolol
  • Tiredness
  • Dizziness
  • Nausea
  • Vomiting
  • Diarrhea
FAERS Reports
miglitol
  • Hypoglycaemia 67
  • Hepatic Function Abnormal 46
  • Decreased Appetite 39
  • Diarrhoea 37
  • Renal Impairment 37
propranolol
  • Nausea 4,279
  • Headache 3,785
  • Fatigue 3,752
  • Diarrhoea 3,119
  • Dizziness 3,102
Serious Warnings
miglitol

No specific warnings noted.

propranolol

Propranolol is contraindicated in people with cardiogenic shock, very slow heart rate, asthma, or those who are allergic to it.

Pregnancy
miglitol

There is not enough information about the safety of miglitol during pregnancy or breastfeeding. Talk to your doctor if you are pregnant, plan to become pregnant, or are breastfeeding.

propranolol

Tell your doctor if you are pregnant or plan to become pregnant. Propranolol may affect your baby. Talk to your doctor about the risks and benefits of taking propranolol during pregnancy or while breastfeeding.

Also Compare, Nearby Drugs

Compare miglitol with

Compare propranolol with

How to Read This miglitol vs propranolol Comparison

miglitol is classified in the Alpha-Glucosidase Inhibitor drug class, while propranolol sits within the Non-Selective Beta-Blocker class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are prescription-only, so a licensed provider must authorize use.

Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, miglitol has 226 submissions while propranolol has 18,037. Those figures reflect cumulative reporting volume, not per-patient risk, so older, widely dispensed drugs typically look worse on count alone. These two drugs have a known minor interaction flagged in FDA labeling, attributed to miglitol reduces the amount of propranolol that your body absorbs into the blood by about 40%.. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.

A table cannot represent individual circumstances. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This registry does not provide medical, treatment, substitution, or medication-change directions for miglitol or propranolol.

Registry boundary: This comparison displays source-record fields and does not provide individualized medical direction.