Pocket Pet · Cavia porcellus · typical adult weight 0.70–1.20 kg
Ephedrine is dosed at 1 mg/kg PO, IV prn in guinea pigs, per Laird KL, Swindle MM, Flecknell PA. Handbook of Rodent and Rabbit Medicine, Pergamon, New York, NY; 1996. / Meredith A. BSAVA Small Animal Formulary: Part B: Exotic Pets, British Small Animal Veterinary Association, Quedgeley, Gloucester, UK; 2015. — Source: Carpenter's Exotic Animal Formulary, 6th Ed, p.800 — Carpenter's Exotic Animal Formulary 6th ed, Table 9.7 (Miscellaneous Agents Used in Rodents). The copy held is an ebook conversion with no printed page numbers, so the table — not the page — is the citable location. — VOLUME CORRECTED 2026-08-07: this citation named BSAVA Part B (Exotic Pets), which does not contain Ephedrine. BSAVA ships as two separate volumes and the drug is in BSAVA Part A (Canine & Feline); the reference is to that volume. Verified by searching the held copy of each. — SOURCE EDITION: BSAVA Small Animal Formulary, Part B — Exotic Pets — ISBN 9781910443712, https://openlibrary.org/isbn/9781910443712; BSAVA Small Animal Formulary, Part A — Canine and Feline — ISBN 9781910443705, https://openlibrary.org/isbn/9781910443705; Carpenter's Exotic Animal Formulary — ISBN 9780323833929, https://openlibrary.org/isbn/9780323833929. Ephedrine is used in guinea pigs for Antihistamine; anaphylaxis / stimulant. Routes documented in guinea pigs: PO, IV. A typical adult guinea pig weighs 0.70–1.20 kg. ExoticRx lists 1 cited dose rule for Ephedrine in guinea pigs, drawn from published veterinary references. Verify against current literature before clinical use.
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| PO, IV | 1 mg/kg | prn | Antihistamine; anaphylaxis / stimulant | Weak | Laird KL, Swindle MM, Flecknell PA. Handbook of Rodent and Rabbit Medicine, Pergamon, New York, NY; 1996. / Meredith A. BSAVA Small Animal Formulary: Part B: Exotic Pets, British Small Animal Veterinary Association, Quedgeley, Gloucester, UK; 2015. — Source: Carpenter's Exotic Animal Formulary, 6th Ed, p.800 — Carpenter's Exotic Animal Formulary 6th ed, Table 9.7 (Miscellaneous Agents Used in Rodents). The copy held is an ebook conversion with no printed page numbers, so the table — not the page — is the citable location. — VOLUME CORRECTED 2026-08-07: this citation named BSAVA Part B (Exotic Pets), which does not contain Ephedrine. BSAVA ships as two separate volumes and the drug is in BSAVA Part A (Canine & Feline); the reference is to that volume. Verified by searching the held copy of each. — SOURCE EDITION: BSAVA Small Animal Formulary, Part B — Exotic Pets — ISBN 9781910443712, https://openlibrary.org/isbn/9781910443712; BSAVA Small Animal Formulary, Part A — Canine and Feline — ISBN 9781910443705, https://openlibrary.org/isbn/9781910443705; Carpenter's Exotic Animal Formulary — ISBN 9780323833929, https://openlibrary.org/isbn/9780323833929 |
Every held source for this drug and species, as printed. Where they differ, both are shown — the choice is yours, not ours.
| Dose (mg/kg) | Route | Source | As printed |
|---|---|---|---|
| 1 | IV | Carpenter's Exotic Animal Formulary, 6th edTable 9.6 | 1 mg/kg IV |
| 1 | PO | Carpenter's Exotic Animal Formulary, 6th edTable 9.7 | 1 mg/kg PO, IV prn,122 |
Figures are transcribed from the cited page or table of each held edition and are shown for reference only. They are not dose recommendations, they do not feed the calculator, and none has been reviewed by a veterinarian.
Need the exact dose for your patient?
These ranges are per kg. Enter your guinea pig's weight to get the precise dose and draw-up volume — unit and concentration math done for you.
Added 2026-08-04 by the book-verification programme. Drug identity independently confirmed as distinct from every existing formulary entry. Source opened: Carpenter's Exotic Animal Formulary, 6th ed, p.800 (and p.796); Plumb's Veterinary Drug Handbook, 10th ed, p.484 (Ephedrine monograph). Class as printed in source: Sympathomimetic alkaloid — mixed-acting (direct + indirect) adrenergic agonist; vasopressor/bronchodilator
Species-specific contraindications and adverse-reaction reports for guinea pigs may differ from canine / feline reference data — consult the primary citations listed with each rule.
Ephedrine dose range in guinea pigs, with cited source references: PO, IV 1 mg/kg prn. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Ephedrine in guinea pigs: PO, IV.
Ephedrine is indicated in guinea pigs for: Antihistamine; anaphylaxis / stimulant.
These are general warnings for Ephedrine across species; consult the guinea pig dosing table above for species-specific guidance. Added 2026-08-04 by the book-verification programme. Drug identity independently confirmed as distinct from every existing formulary entry. Source opened: Carpenter's Exotic Animal Formulary, 6th ed, p.800 (and p.796); Plumb's Veterinary Drug Handbook, 10th ed, p.484 (Ephedrine monograph). Class as printed in source: Sympathomimetic alkaloid — mixed-acting (direct + indirect) adrenergic agonist; vasopressor/bronchodilator
Why a species-specific page? Ephedrine pharmacokinetics differ across species: dose ranges, intervals, and route preferences are not interchangeable. Cross-extrapolation from canine doses is unsafe in guinea pigs — the rules above are the citations specific to this species, not generic recommendations.
Sourced from published veterinary references; awaiting credentialed clinical reviewer. See our editorial process. Reference only — not veterinary advice.