ExoticRx · exoticrx.com/drugs/brompheniramine
US brand names:Dimetapp
Brompheniramine is dosed at 0.1–0.2 mg/kg PO q8-12h in dogs, per Plumb's Veterinary Drug Handbook, 9th Ed. Verify against current literature before clinical use.
Competitive H1 receptor antagonist of the propylamine class that blocks histamine-mediated allergic responses and has mild anticholinergic properties.
Sedation common. Ensure product does not contain decongestants (phenylephrine, pseudoephedrine) or other additives. Anticholinergic side effects.
Species references:All Cat (Domestic) drugsAll Dog (Domestic) drugs
Each ExoticRx dose rule is graded by the strength of its primary evidence — see the editorial process.
A dog/cat sample is shown here. Cited dosing for all 2 species — reptiles, birds, pocket pets, livestock, and equine — is free on the per-species pages above. Pro adds the weight-based calculator for every species.
| Species | Route | Dose | Frequency | Evidence | Source |
|---|---|---|---|---|---|
| Dog (Domestic) | PO | 0.1–0.2 mg/kg | q8-12h | Weak | Plumb's Veterinary Drug Handbook, 9th Ed |
| Cat (Domestic) | PO | 0.1–0.2 mg/kg | q12h | Extrapolated | Plumb's Veterinary Drug Handbook, 9th Ed |
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View PlansSource citations and evidence levels available on the live page. Reference only — verify against current literature before clinical use.