Baby Safety / Compounds / Prednisone

Is Prednisone safe for babies and kids?

Moderate risk for kids

Infants have immature drug-metabolizing enzymes (CYP450 ontogeny), reduced renal clearance, and different volume of distribution. Accidental exposure or breast milk transfer of Prednisone poses heightened risk.

What is prednisone?

The IUPAC name is (8S,9S,10R,13S,14S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,9,12,14,15,16-octahydrocyclopenta[a]phenanthrene-3,11-dione.

Also known as: (8S,9S,10R,13S,14S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,9,12,14,15,16-octahydrocyclopenta[a]phenanthrene-3,11-dione, Dehydrocortisone, Deltasone, Decortin.

IUPAC name
(8S,9S,10R,13S,14S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,9,12,14,15,16-octahydrocyclopenta[a]phenanthrene-3,11-dione
CAS number
53-03-2
Molecular formula
C21H26O5
Molecular weight
358.4 g/mol
SMILES
CC12CC(=O)C3C(C1CCC2(C(=O)CO)O)CCC4=CC(=O)C=CC34C
PubChem CID
5865

Risk for babies

Moderate risk

Infants have immature drug-metabolizing enzymes (CYP450 ontogeny), reduced renal clearance, and different volume of distribution. Accidental exposure or breast milk transfer of Prednisone poses heightened risk.

Neonates and infants up to 12 months have incomplete blood-brain barrier development, immature Phase I/II metabolic enzymes (particularly CYP3A4, UGT1A1), and higher gastrointestinal permeability. Equivalent doses produce higher internal concentrations and longer residence times.

What to do: Minimize infant exposure through source control. For breastfeeding mothers: reduce maternal exposure. For formula-fed infants: use certified low-migration bottles and verified water sources. Consult pediatrician regarding any concerns.

Risk for pregnant and nursing people

High risk

Prednisone poses pregnancy risk through potential teratogenicity, altered pharmacokinetics (increased blood volume, changed CYP activity), and placental transfer. FDA pregnancy category should be evaluated.

Known reproductive toxicant (GHS H360) or confirmed endocrine disruptor. Placental transfer is presumed. Fetal exposure during critical developmental windows may cause structural malformations, growth restriction, or functional deficits.

What to do: Minimize exposure during pregnancy and lactation. Consult healthcare provider regarding specific risks. Consider alternative products with lower hazard profiles.

Regulatory consensus

4 regulatory and scientific bodies have classified Prednisone. The classifications differ — that's the data.

AgencyYearClassificationNotes
US FDA (approved drug — multiple formulations; prescription only; non-scheduled)2023no carcinogenicity classification; synthetic glucocorticoid; 4× more potent than cortisol; FDA-approved for inflammatory, autoimmune, and oncologic indications; HPA axis suppression; long-term systemic use causes iatrogenic Cushing's syndrome, osteoporosis, immunosuppression; not classified for carcinogenicity by IARC, NTP, EFSA, or US EPA
EPA CTX / IARCGroup 3 - Not classifiable as to its carcinogenicity to humans
EPA CTX / GenetoxGenotoxicity: positive (Ames: positive, 1 positive / 0 negative reports)
EPA CTX / GenetoxGenotoxicity: positive (Ames: positive, 1 positive / 0 negative reports)

Regulators apply different standards of evidence — animal-data weighting, exposure-pattern assumptions, epidemiological power thresholds — which is why two scientific bodies can review the same data and reach different conclusions. The disagreement is the data.

Where kids encounter prednisone

  • Industrial FacilitiesManufacturing plants, Chemical storage areas, Waste treatment sites
  • Occupational EnvironmentsFactories, Warehouses, Transportation vehicles

Safer alternatives

Lower-risk approaches that achieve a similar outcome to Prednisone:

  • Alternative drug class; Non-pharmacological therapy; Lowest effective dose
    Trade-offs: Direct chemical substitution requires verification that the replacement does not introduce new hazards (regrettable substitution). Conduct full hazard assessment of proposed alternative before adoption.
    Relative cost: 1.2-2×

Frequently asked questions

Is prednisone safe for kids?

Infants have immature drug-metabolizing enzymes (CYP450 ontogeny), reduced renal clearance, and different volume of distribution. Accidental exposure or breast milk transfer of Prednisone poses heightened risk.

What products contain prednisone?

Prednisone appears in: Manufacturing plants (Industrial facilities); Chemical storage areas (Industrial facilities); Factories (Occupational environments); Warehouses (Occupational environments).

What should I do if my child is exposed to prednisone?

Minimize infant exposure through source control. For breastfeeding mothers: reduce maternal exposure. For formula-fed infants: use certified low-migration bottles and verified water sources. Consult pediatrician regarding any concerns.

Why do regulators disagree about prednisone?

Prednisone has been classified by 4 agencies including US FDA (approved drug — multiple formulations; prescription only; non-scheduled), EPA CTX / IARC, EPA CTX / Genetox, EPA CTX / Genetox, with differing conclusions. Regulators apply different standards of evidence (animal data weighting, exposure-pattern assumptions, epidemiological power thresholds), which is why two scientific bodies can review the same data and reach different conclusions. See the regulatory consensus table on this page for the full picture.

See Prednisone in the baby app

Look up products containing prednisone, compare to alternatives, and explore the full data record.

Open in baby View raw API data

Sources (1)

  1. FDA Prednisone Prescribing Information 2023: 4x Cortisol Potency; HPA Suppression; Cushing Syndrome Osteoporosis Hyperglycemia; Growth Suppression Pediatric; Oncology CHOP Regimen; Alternate Day Dosing; Minimum Effective Dose; No IARC NTP Carcinogenicity (2023) — regulatory

Reference data, not professional advice. Aggregates publicly available regulatory and scientific data; not a substitute for veterinary, medical, legal, or regulatory advice. Why we built ALETHEIA →