Foscarnet

فوسکارنت

⚠ Unverified

🦠 Antiinfectives For Systemic UseAntiviral (pyrophosphate analogue)

Market / country: 🇺🇸 USA

Foscavir (US)

🧮 Dose calculator

Cytomegalovirus (CMV) — retinitis and transplant prophylaxis · Regimen source: FDA Foscavir · Dosage and Administration

⛔ Label: every dose must be individualised to renal function (label table); infusion pump only, never bolus; hydrate before and during. Aciclovir-resistant HSV: 40 mg/kg every 8 or 12 h for 2–3 weeks. FDA Foscavir · Dosage and Administration

🛡️ Safety & information

Contraindications

Warnings

  • • Boxed warning: renal impairment (major dose-limiting toxicity); mineral/electrolyte disturbances (calcium, magnesium) and seizures. FDA Foscavir · Boxed Warning

Formulations

👥 Special populations

  • 🤰 PregnancyUse with caution

    Label states no clear risk or has limited data; use only if needed, under medical advice. FDA Foscavir · Pregnancy

    “Because animal reproduction studies are not always predictive of human response, this drug should be used during pregnancy only if clearly needed.”
  • 🤱 BreastfeedingUse with caution

    Label: use with caution while breastfeeding; see the label text. FDA Foscavir · Nursing Mothers

    “Because of the potential for serious adverse events in nursing infants, a decision should be made whether to discontinue nursing or discontinue drug, taking into consideration the importance of the drug to the mother.”
  • 👶 ChildrenSafety not established

    Label: safety and effectiveness in children have not been established. FDA Foscavir · Pediatric Use

    “The safety and effectiveness of FOSCAVIR in pediatric patients have not been established.”
  • 👴 Older adultsUse with caution

    Label: use with caution in older adults, usually starting at the low end of the dose range. FDA Foscavir · Geriatric Use

    “Because elderly patients are more likely to have decreased renal function, care should be taken in dose selection, and renal function should be monitored.”
  • ⚥ Females & males of reproductive potentialNo data

    The source for this drug has no section for this group.

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