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Prednisolone for Animals: Mechanism, Doses by Species & Brands

Prednisolone is an oral glucocorticoid for dogs and cats. UK labels give 0.1–2.0 mg/kg a day [2][3], and anti-inflammatory doses of 0.5–1 mg/kg a day relieve allergic itch [1]. The lowest effective dose must be used, and treatment should not be withdrawn suddenly [2].

Drug class
Corticosteroid (glucocorticoid, intermediate-acting)
Sourced doses for
Dogs, Cats
Brands on this site
Petpred, Prednicare, Prednidale, Solu-Delta-Cortef, Temaril-P

Prednisolone dose calculator

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Prednisolone dose by species

SpeciesUseDoseRouteHow oftenBasis
DogsAnti-inflammatory / anti-allergic0.1–2 mg/kg[2]POOnce daily (morning) · Often 1–3 weeks, then alternate daysLabel
CatsAnti-inflammatory / anti-allergic0.1–2 mg/kg[2]POOnce daily (evening) · Often 1–3 weeks, then alternate daysLabel
DogsAllergic itch (anti-inflammatory dose)0.5–1 mg/kg[1]PODailyReference
CatsAllergic itch (anti-inflammatory dose)0.5–1 mg/kg[1]PODailyReference

What prednisolone is used for

  • Dogs and cats: anti-inflammatory and anti-allergic treatment [2].
  • Dogs: inflammatory and allergic diseases, some autoimmune and some neoplastic conditions [3].

How prednisolone works (mechanism of action)

Glucocorticoids bind receptors in the cell cytoplasm and the hormone–receptor complex changes which proteins the cell makes; one of these, lipocortin, inhibits phospholipase A2, the first step of prostaglandin and leukotriene production [1].

Safety, contraindications and precautions

  • Contraindicated with uncontrolled infections, diabetes mellitus, hyperadrenocorticism, heart failure, severe kidney insufficiency, corneal or gastro-intestinal ulceration, and in pregnancy [2].
  • Do not use with live vaccines [2].
  • Give in the morning to dogs and in the evening to cats, to match their natural cortisol peak [2].
  • Long-term use may cause iatrogenic Cushing’s syndrome; stopping suddenly may lead to an Addisonian-like crisis; alternate-day dosing reduces adrenal suppression [1].
  • Glucocorticoids may trigger or worsen diabetes mellitus [1].

Brands that contain prednisolone

BrandCompanyContainsMarket
PetpredSihil Animal HealthPrednisoloneIndia
PrednicareEcuphar (Animalcare Group)PrednisoloneUnited Kingdom
PrednidaleDechraPrednisoloneUnited Kingdom
Solu-Delta-CortefZoetisPrednisoloneUSA (FDA label)
Temaril-PZoetisTrimeprazine + PrednisoloneUSA (FDA label)

Frequently asked questions

What is the prednisolone dose for dogs?

UK labels give 0.1–2.0 mg/kg a day, in the morning [2][3]; 0.5–1 mg/kg a day is the usual anti-inflammatory dose for allergic itch [1].

Can prednisolone be stopped suddenly?

No — after longer courses stopping suddenly can cause an Addisonian-like crisis, so the dose is tapered [1][2].

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Medically reviewed by
Dr. Ravi Baraiya, B.V.Sc.
Veterinarian · Reviewed 2 Nov 2026

References

  1. Corticosteroids in AnimalsMerck Veterinary Manual · 2024 · Veterinary reference
    Passage read from this source
    Glucocorticoid-specific receptors in the cell cytoplasm bind with steroid ligands to form hormone-receptor complexes
    Such proteins include lipocortin, a protein known to inhibit PLA2alpha
    anti-inflammatory dosages (prednisolone, 0.5–1 mg/kg per day) alleviate pruritus
    Longterm administration may lead to iatrogenic Cushing syndrome
  2. Prednicare 5 mg tablets — SPCUK Veterinary Medicines Directorate — Ecuphar SPC · 2026 · Regulator database
    Passage read from this source
    DOGS: 0.1-2.0 mg/kg/day
    CATS: 0.1-2.0 mg/kg/day
    The lowest effective dose must be used.
    treatment may be given for one to three weeks at doses between:
  3. Prednidale 25 mg tablets for dogs — SPCUK Veterinary Medicines Directorate — Dechra SPC · 2026 · Regulator database
    Passage read from this source
    Dose: 0.1 - 2.0 mg per kg bodyweight per day.
    administration for one to three weeks at the above dosage levels may be required.
    For the treatment of inflammatory and allergic diseases, including some autoimmune diseases
    Do not use in animals with renal insufficiency, diabetes mellitus or corneal ulceration.

For veterinary professionals. Information supports — never replaces — clinical judgement; always check the current product label and local regulations.

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