What is the correct dose of Ossopan-D (calcitriol) suspension for a 1‑month‑old infant?

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Ossopan-D Dosing for a 1-Month-Old Infant

I cannot provide a specific dose recommendation for Ossopan-D in a 1-month-old infant because the provided evidence does not contain any information about this medication or its active ingredients for this age group.

Critical Information Gap

The evidence provided does not include:

  • Any drug label or guideline information for Ossopan-D
  • Dosing recommendations for calcium-phosphate supplements in 1-month-old infants
  • Safety data for calcitriol (if that is the active ingredient) in neonates under 2 months of age

What the Evidence Does Show

The available evidence discusses:

  • Pediatric emergency medications (epinephrine, diphenhydramine, etc.) that are unrelated to Ossopan-D 1
  • Influenza antivirals with specific dosing for infants, but these are not relevant to your question 1
  • Phosphate supplementation guidelines that recommend 20–60 mg/kg/day of elemental phosphorus divided into 4–6 doses for children, but these do not specifically address 1-month-old infants or the Ossopan-D formulation 2
  • Calcitriol dosing for chronic kidney disease (0.5 µg twice weekly in adults), which cannot be extrapolated to healthy 1-month-old infants 3

Critical Safety Considerations

Neonates and young infants require specialized dosing because:

  • Drug elimination pathways are immature in neonates, making standard pediatric weight-based dosing inappropriate 4
  • Pharmacokinetic parameters differ substantially from older children and adults 5, 6
  • Gestational age, postnatal age, and organ maturity must all be considered 6

Recommendation

You must consult the actual product label for Ossopan-D or contact a pediatric pharmacist/nephrologist before administering this medication to a 1-month-old infant. The absence of specific dosing information in standard pediatric guidelines suggests this medication may not be routinely used or approved for this age group.

References

Guideline

Guideline Directed Topic Overview

Dr.Oracle Medical Advisory Board & Editors, 2025

Guideline

Phosphate Supplementation Guidelines for Pediatric Hypophosphatemia

Praxis Medical Insights: Practical Summaries of Clinical Guidelines, 2026

Research

Therapeutic use of calcitriol.

Current vascular pharmacology, 2014

Research

Dosing considerations in the pediatric patient.

Clinical therapeutics, 1991

Research

Considerations for Drug Dosing in Premature Infants.

Journal of clinical pharmacology, 2021

Professional Medical Disclaimer

This information is intended for healthcare professionals. Any medical decision-making should rely on clinical judgment and independently verified information. The content provided herein does not replace professional discretion and should be considered supplementary to established clinical guidelines. Healthcare providers should verify all information against primary literature and current practice standards before application in patient care. Dr.Oracle assumes no liability for clinical decisions based on this content.

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