Amphotericin B


What is Amphotericin B?

Common Brand(s): Fungizone

See also Warning section.

This medication is used to treat a variety of serious, possibly fatal fungal infections. It works by stopping the growth of fungi.


  • fungal sepsis
  • leishmaniasis
  • oropharyngeal candidiasis
  • disseminated candidiasis
  • esophageal candidiasis
  • candidiasis
  • coccidioidomycosis
  • histoplasmosis
  • blastomycosis
  • paracoccidioidomycosis
  • disseminated sporotrichosis
  • aspergillosis
  • cryptococcosis
  • mucormycosis
  • febrile neutropenic patient presumed infection treatment
  • cryptococcal meningitis
  • fungal meningitis
  • fungal endocarditis
  • fungal infection of lung
  • fungal urinary tract infection
  • rhinocerebral phycomycosis
  • candidal urinary tract infection
  • candidal endocarditis
  • candidal meningitis
  • candidal septicemia
  • pulmonary cryptococcosis
  • cryptococcal septicemia
  • Candida peritonitis
  • candidemia
  • infection due to Penicillium marneffei
  • meningoencephalitis due to Naegleria

Usage Instructions

This medication is usually given by injection into a vein as directed by your doctor, usually given once a day or every other day. It should be injected slowly over 2 to 6 hours. Your doctor may give you a smaller dose first to test your response to the medication. Dosage is based on your medical condition, weight, response to the test dose, and response to therapy. If this medication is stopped for 7 days or longer, then it should be restarted at the lowest dose and slowly increased.

If you are giving this medication to yourself at home, learn all preparation and usage instructions from your health care professional. Before using, check this product visually for particles or discoloration. If either is present, do not use the liquid. Learn how to store and discard medical supplies safely.

It may be necessary to continue this medication for several weeks to several months in order to treat certain infections. Stopping the medication too early may result in a return of the infection.

Tell your doctor if your condition persists or worsens.


Consult the product instructions and your pharmacist for storage details. Keep all medications away from children and pets.

Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.