ketoconazole vs repaglinide

According to this portal's Publishing Organization, this page was last reviewed in August 2026 against our methodology. Figures and extracts on this site, including tables above 1,000 rows when the corpus is that large, are the publisher's responsibility.

Side-by-side comparison of ketoconazole and repaglinide. 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

Examples: Drugs that are known to inhibit CYP3A4 include antifungal agents (ketoconazole, itraconazole) and antibacterial agents (clarithromycin, erythromycin).

Drug Class
ketoconazole Azole Antifungal
repaglinide Meglitinide
Type
ketoconazole Over-the-Counter
repaglinide Prescription
Summary
ketoconazole

Ketoconazole shampoo is an antifungal medicine. It treats a fungal infection on your skin.

repaglinide

Repaglinide (Prandin) helps control blood sugar in adults with type 2 diabetes. It works best when used with diet and exercise.

What It Treats
ketoconazole

This shampoo treats tinea versicolor, a fungal infection. This infection can cause patches on your skin that are lighter or darker than the surrounding skin. These patches may appear on your trunk, neck, arms, and upper thighs.

repaglinide

Repaglinide is used to lower blood sugar in adults with type 2 diabetes. It should be used along with a healthy diet and regular exercise. This medicine is not for people with type 1 diabetes or diabetic ketoacidosis.

How It Works
ketoconazole

Ketoconazole is an antifungal medicine. It works by stopping the growth of the fungus. This helps to clear up the infection.

repaglinide

Repaglinide helps your pancreas release insulin after you eat. Insulin helps move sugar from your blood into your cells. This lowers your blood sugar levels.

Common Side Effects
ketoconazole

No common side effects listed.

repaglinide
  • Low blood sugar
  • Upper respiratory infection
  • Headache
  • Sinus infection
  • Joint pain
FAERS Reports
ketoconazole
  • Fatigue 929
  • Pruritus 902
  • Nausea 834
  • Rash 802
  • Diarrhoea 760
repaglinide
  • Hypoglycaemia 765
  • Acute Kidney Injury 548
  • Drug Interaction 418
  • Diarrhoea 365
  • Lactic Acidosis 364
Serious Warnings
ketoconazole

You should not use this shampoo if you are allergic to ketoconazole or any of the other ingredients.

repaglinide

Repaglinide can cause low blood sugar (hypoglycemia). If you skip a meal, skip your dose of repaglinide to avoid low blood sugar. Do not use repaglinide with NPH-insulin. There is no proof that repaglinide lowers your risk of heart problems.

Pregnancy
ketoconazole

It is not known if ketoconazole shampoo can harm an unborn baby. Talk to your doctor if you are pregnant or breastfeeding before using this medicine.

repaglinide

Tell your doctor if you are pregnant or plan to become pregnant. Poorly controlled diabetes during pregnancy can harm both the mother and the baby. Repaglinide is not recommended while breastfeeding due to the risk of low blood sugar in the baby.

Also Compare, Nearby Drugs

How to Read This ketoconazole vs repaglinide Comparison

ketoconazole is classified in the Azole Antifungal drug class, while repaglinide sits within the Meglitinide class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are split between OTC and prescription status, which affects access and supervision.

Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, ketoconazole has 4,227 submissions while repaglinide has 2,460. 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 ketoconazole stops the body from processing repaglinide normally, which can lead to higher amounts of the medicine in your blood.. 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 ketoconazole or repaglinide.

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