amphotericin B vs dexamethasone

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Side-by-side comparison of amphotericin B and dexamethasone. 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

Amphotericin B injection and potassium-depleting agents: When corticosteroids are administered concomitantly with potassium-depleting agents (e.g., amphotericin B, diuretics), patients should be observed closely for development of hypokalemia. In addition, there have been cases reported in which concomitant use of amphotericin B and hydrocortisone was followed by cardiac enlargement and congestive heart failure.

Drug Class
amphotericin B Polyene Antifungal
dexamethasone Corticosteroid
Type
amphotericin B Prescription
dexamethasone Prescription
Summary
amphotericin B

Amphotericin B liposome is an antifungal medicine. It fights serious fungal infections in your body.

dexamethasone

Dexamethasone (Decadron) is a corticosteroid medicine. It helps reduce inflammation and suppress the immune system.

What It Treats
amphotericin B

This medicine treats fungal infections like aspergillosis, candidiasis, and cryptococcosis. It can also treat cryptococcal meningitis in people with HIV. It may also be used for visceral leishmaniasis, but this infection can return, especially in those with weak immune systems.

dexamethasone

This medicine treats many conditions, including allergies, skin problems, and breathing issues. It can also help with certain cancers, hormone problems, and nervous system disorders. Dexamethasone can also be used for short-term relief of arthritis and other joint problems.

How It Works
amphotericin B

Amphotericin B liposome belongs to a class of drugs called polyene antifungals. It works by binding to the membrane of the fungal cells. This binding disrupts the fungal cell membrane, causing the cell to die.

dexamethasone

Dexamethasone works by decreasing inflammation in the body. It also changes how your immune system works. This can help reduce symptoms of various conditions.

Common Side Effects
amphotericin B
  • Abdominal pain
  • Weakness
  • Back pain
  • Chills
  • Pain
dexamethasone
  • Increased appetite
  • Weight gain
  • Fluid retention
  • Mood swings
  • Insomnia
FAERS Reports
amphotericin B
  • Pyrexia 972
  • Condition Aggravated 841
  • Febrile Neutropenia 650
  • Acute Kidney Injury 625
  • Sepsis 613
dexamethasone
  • Fatigue 16,525
  • Diarrhoea 16,515
  • Plasma Cell Myeloma 13,768
  • Nausea 13,495
  • Pneumonia 13,291
Serious Warnings
amphotericin B

This medicine is not interchangeable with other amphotericin B products. Different versions of amphotericin B act differently in the body. Make sure you always get the correct medicine.

dexamethasone

If you have a systemic fungal infection, you should not take this medicine. Long-term use can also make it harder for your body to respond to stress.

Pregnancy
amphotericin B

Tell your doctor if you are pregnant or plan to become pregnant. It is not known if this medicine will harm your unborn baby. Talk to your doctor about the risks and benefits of using this medicine during pregnancy or while breastfeeding.

dexamethasone

Talk to your doctor if you are pregnant or breastfeeding before taking this medicine. Dexamethasone may harm an unborn baby. It can also pass into breast milk.

Also Compare, Nearby Drugs

How to Read This amphotericin B vs dexamethasone Comparison

amphotericin B is classified in the Polyene Antifungal drug class, while dexamethasone sits within the Corticosteroid 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, amphotericin B has 3,701 submissions while dexamethasone has 73,594. 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 both drugs can cause your body to lose too much potassium. having very low potassium levels can lead to serious heart problems.. 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 amphotericin B or dexamethasone.

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