Pocket Pet · Cavia porcellus · typical adult weight 0.70–1.20 kg
Chlorpheniramine is dosed at 0.6 mg/kg PO q24h in guinea pigs, per Adamcak A, Otten B. Rodent therapeutics. Vet Clin North Am Exot Anim Pract. 2000;3:221-237. / Meredith A. BSAVA Small Animal Formulary: Part B: Exotic Pets, British Small Animal Veterinary Association, Quedgeley, Gloucester, UK; 2015. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.799 (2026-08-01, PENDING REVIEW). Chlorpheniramine is used in guinea pigs for Antihistamine. Routes documented in guinea pigs: PO. A typical adult guinea pig weighs 0.70–1.20 kg. ExoticRx lists 1 cited dose rule for Chlorpheniramine in guinea pigs, drawn from published veterinary references. Verify against current literature before clinical use.
US trade names: Chlor-Trimeton
| Route | Dose | Frequency | Indication | Evidence | Source |
|---|---|---|---|---|---|
| PO | 0.6 mg/kg | q24h | Antihistamine | Moderate | Adamcak A, Otten B. Rodent therapeutics. Vet Clin North Am Exot Anim Pract. 2000;3:221-237. / Meredith A. BSAVA Small Animal Formulary: Part B: Exotic Pets, British Small Animal Veterinary Association, Quedgeley, Gloucester, UK; 2015. — Mined from Carpenter's Exotic Animal Formulary, 6th Ed, p.799 (2026-08-01, PENDING REVIEW) |
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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.
Competitive H1 receptor antagonist. Blocks histamine-mediated allergic responses. Also has mild anticholinergic and sedative properties.
Most commonly used antihistamine in cats. Mild sedation. Ensure product does not contain decongestants. Limited efficacy for pruritus but safe and well-tolerated.
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.
Chlorpheniramine dose range in guinea pigs, with cited source references: PO 0.6 mg/kg q24h. Reference ranges from cited sources — verify against current literature before clinical use.
Documented routes for Chlorpheniramine in guinea pigs: PO.
Chlorpheniramine is indicated in guinea pigs for: Antihistamine.
These are general warnings for Chlorpheniramine across species; consult the guinea pig dosing table above for species-specific guidance. Most commonly used antihistamine in cats. Mild sedation. Ensure product does not contain decongestants. Limited efficacy for pruritus but safe and well-tolerated.
Why a species-specific page? Chlorpheniramine 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.