fluticasone/salmeterol vs ketoconazole

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

moderate Known Drug Interaction

• Strong cytochrome P450 3A4 inhibitors (e.g., ritonavir, ketoconazole): Use not recommended. The use of strong CYP3A4 inhibitors (e.g., ritonavir, atazanavir, clarithromycin, indinavir, itraconazole, nefazodone, nelfinavir, saquinavir, ketoconazole, telithromycin) with ADVAIR DISKUS is not recommended because increased systemic corticosteroid and increased cardiovascular adverse effects may occur. Ketoconazole Fluticasone Propionate: Coadministration of orally inhaled fluticasone propionate (1,000 mcg) and ketoconazole (200 mg once daily) resulted in a 1.9-fold increase in plasma...

Drug Class
fluticasone/salmeterol Corticosteroid / Long-Acting Beta-2 Agonist Combination
ketoconazole Azole Antifungal
Type
fluticasone/salmeterol Prescription
ketoconazole Over-the-Counter
Summary
fluticasone/salmeterol

Advair Diskus is a medicine that contains a steroid and a long-acting bronchodilator. It helps to control asthma and COPD by reducing inflammation and opening airways in the lungs.

ketoconazole

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

What It Treats
fluticasone/salmeterol

Advair Diskus is used to treat asthma in people 4 years and older. It helps control asthma when other long-term medicines don't work well enough. It is also used to treat COPD, including chronic bronchitis and emphysema, helping to improve airflow and prevent flare-ups.

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.

How It Works
fluticasone/salmeterol

Advair Diskus contains two medicines. Fluticasone is a steroid that reduces swelling in your lungs. Salmeterol is a long-acting bronchodilator that relaxes the muscles around your airways, making it easier to breathe.

ketoconazole

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

Common Side Effects
fluticasone/salmeterol
  • Upper respiratory infection
  • Sore throat
  • Hoarseness
  • Oral thrush (candidiasis)
  • Bronchitis
ketoconazole

No common side effects listed.

FAERS Reports
fluticasone/salmeterol

No adverse event reports.

ketoconazole
  • Fatigue 929
  • Pruritus 902
  • Nausea 834
  • Rash 802
  • Diarrhoea 760
Serious Warnings
fluticasone/salmeterol

Long-acting beta-agonists (LABAs) like salmeterol can increase the risk of asthma-related death. Do not use Advair Diskus to treat sudden asthma symptoms. Do not use other medicines containing a LABA. Watch for signs of pneumonia if you have COPD.

ketoconazole

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

Pregnancy
fluticasone/salmeterol

It is not known if Advair Diskus will harm your unborn baby. Talk to your doctor if you are pregnant or plan to become pregnant. It is also not known if Advair Diskus passes into breast milk. Talk to your doctor about the risks and benefits of using Advair Diskus while breastfeeding.

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.

Also Compare, Nearby Drugs

How to Read This fluticasone/salmeterol vs ketoconazole Comparison

fluticasone/salmeterol is classified in the Corticosteroid / Long-Acting Beta-2 Agonist Combination drug class, while ketoconazole sits within the Azole Antifungal 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, fluticasone/salmeterol has 0 submissions while ketoconazole has 4,227. 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 moderate interaction flagged in FDA labeling, attributed to ketoconazole stops your body from clearing the medicine in the inhaler. this can lead to higher levels of the steroid in your body and may cause heart-related side effects.. 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 fluticasone/salmeterol or ketoconazole.

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