Amphotericin - Lipid Associated

C difficile risk
Oral Bioavailability


Ambisome 3-6mg/kg IV daily infused over several hours

Abelcet 5mg/kg IV daily infused over several hours

Discuss dosing as well as premedication with pharmacy.

No dose adjustment recommended

Ambisome and Abelcet 3-5mg/kg IV daily

Discuss dosing as well as premedication with pharmacy.

General Information

Fungicidal therapy of yeast/fungus/mold infection.

Invasive candidiasis, aspergillosis, cryptococcosis.

Visceral/mucocutaneous Leishmaniasis.

Induction therapy for dimorphic fungii (cocci, blasto, histo).

Not for use in urinary tract infection.

  • Renal function

  • K

  • Mg

  • HCO3

  • Liver enzymes

  • CBC

Frequency depends on course, but daily reasonable during initiation

Same toxicities as conventional Amphotericin B but with less frequency.

  • Nephrotoxicity ++

  • Anemia

  • Phlebitis

  • Arachnoiditis

  • Urinary retention

  • Paresthesias

Infusion related symptoms

  • Fever

  • Rigors

  • N/V

  • Headache

Electrolyte abnormalities

  • HypoK and HypoMg

  • Loss of bicarb

  • See additional information

Main concern is concomitant nephrotoxins. Use should be minimized during amphotericin therapy.

Increased digoxin toxicity with hypokalemia.

Lipid associated AmB is taken up preferentially by phagocytic cells and concentrated at sites of infection while minimizing renal exposure.

Premedication with acetaminophen, diphenhydramine, or hydrocortisone are used. Meperidine may be used for rigors.

Pay careful attention to electrolyte and fluid status with boluses (usually 500mL) before and after infusion, as well as K and Mg supplementation PRN.

Antimicrobial class: Antifungal. Polyene. Lipid formulations designed to minimize toxicity.

Average serum half life: 150 hours

Urine penetration: Poor

Lung penetration: Therapeutic

Biliary penetration: Therapeutic

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