ExoticRx · exoticrx.com/drugs/phenobarbital-compounded-oral
US brand names:Compounded Phenobarbital Solution
Phenobarbital Compounded Oral is dosed at 1–2 mg/kg PO q12h in cats, per Plumb's 10th ed printed p.1006, Phenobarbital monograph spanning p.1006-1010. Verify against current literature before clinical use.
Enhances GABA-A receptor activity and reduces glutamate excitability. Long-acting anticonvulsant. Compounded for precise small-animal dosing.
Controlled substance (CIV). Hepatotoxic with chronic use — monitor liver values. Compounded formulation allows precise small-patient dosing. Verify potency testing with pharmacy.
Species references:All Cat (Domestic) drugsAll Dog (Domestic) drugs
Controlled substance in the US
Controlled-drug status and schedules differ by country — check your local scheduling rules.
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 |
|---|---|---|---|---|---|
| Cat (Domestic) | PO | 1–2 mg/kg | q12h | Moderate | Plumb's 10th ed printed p.1006, Phenobarbital monograph spanning p.1006-1010.Compilation only — we have not located an independent source that prints this figure. |
| Dog (Domestic) | PO | 2.5–5 mg/kg | q12h | Weak | Papich MG. Saunders Handbook of Veterinary Drugs, 4th ed. (2016), p.626 (PDF 654), Small Animal Dosage — Dogs, and Formulations (compounded 10 mg/mL oral suspension)Compilation only — we have not located an independent source that prints this figure. |
Upgrade to Pro or Student to unlock the full dose ranges and frequency for every species. The drug's mechanism, warnings, indications, and cited sources are free to read.
View PlansSource citations and evidence levels available on the live page. Reference only — verify against current literature before clinical use.