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VHOSPITAL.CLINIC · Drug Reference

AntifungalAvailable OTC

Amphotericin B Warnings & Precautions

Before taking Amphotericin B, inform your doctor of all your medical conditions and medications. Certain conditions and patient groups require special precautions or may make Amphotericin B unsuitable.

Key Warnings

  • Monitor liver function during prolonged systemic use
  • Azoles have major drug interaction potential via CYP450 inhibition
  • Some azoles require therapeutic drug monitoring

Pregnancy and Breastfeeding

  • Fluconazole should be avoided in pregnancy, especially the first trimester, due to possible fetal harm. Topical clotrimazole and miconazole are considered safe in pregnancy.

Older Adults

  • Increased risk of drug interactions and hepatotoxicity. Monitor liver function carefully.

Chronic Conditions

  • Hepatic impairment: use azoles with caution or avoid. Renal impairment: dose adjustment needed for some antifungals.

When Not to Use

  • Concurrent pimozide or quinidine with azoles (QT risk)
  • Severe hepatic impairment for systemic azoles

Safety Note

Amphotericin B should only be taken as prescribed. If you have any concerns about whether Amphotericin B is suitable for you, consult your doctor or pharmacist.

Frequently Asked Questions

Is Amphotericin B safe for everyone?

Amphotericin B is not suitable for everyone. Monitor liver function during prolonged systemic use Always inform your doctor of all medical conditions before starting Amphotericin B.

Can I buy antifungal treatment without a prescription?

Many topical antifungals (clotrimazole, miconazole) and some oral treatments (fluconazole single dose for vaginal thrush) are available without prescription. Systemic antifungals for nail, skin, or invasive infections require a prescription.

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Medical Disclaimer: This drug reference is provided for informational purposes only and is not a substitute for professional medical advice. Always consult your physician or pharmacist before changing your medication. Information reviewed by the vHospital Editorial Team · Sources: WHO, BNF, FDA prescribing information.