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Methylphenidate

CNS Stimulant
Last reviewed 21 Apr 2026 · PetCare.AI Editorial Team
Species
Dog, Cat
Brands
2 available
Interactions
1 documented
Formulations
3

Mechanism of action

Blocks dopamine and norepinephrine reuptake transporters (DAT, NET), increasing catecholamine concentrations in the synaptic cleft. Paradoxically calming in ADHD-like conditions due to enhanced prefrontal cortex executive function. Also used for narcolepsy.

At a glance

Class
CNS Stimulant
Schedule
Controlled Substance
Storage
Store at room temperature below 30°C; controlled substance storage

Dosing

🐕

Dog

Used for narcolepsy/cataplexy and diagnostic 'paradoxical calming test' for true
Dose
0.2–1 mg/kg
Route
PO
Frequency
q8–12h
🐈

Cat

Insufficient feline data
Dose
—
Route
N, A
Frequency
N/A

Formulations

💊

Other — 3

Strength
—
Strength
—
Strength
—

Storage

Store at room temperature below 30°C; controlled substance storage

Safety

Monitoring parameters

Heart rate and blood pressureBehavioral responseBody weightAppetite

Interactions

Major — 1

Selegiline (L-Deprenyl)
major
Methylphenidate increases catecholamine levels + selegiline inhibits MAO-B: risk of hypertensive crisis and CNS overstimulation.
Management: Avoid combination.

Brands

Other markets

Ritalin
Concerta

FAQs

Frequently asked questions

›What is Methylphenidate?
Methylphenidate is a cns stimulant used in pets. Blocks dopamine and norepinephrine reuptake transporters (DAT, NET), increasing catecholamine concentrations in the synaptic cleft. Paradoxically calming in ADHD-like conditions due to enhanced prefrontal cortex executive function. Also used for narcolepsy.
›What is Methylphenidate used for in pets?
Methylphenidate is used in veterinary medicine for: Used for narcolepsy/cataplexy and diagnostic 'paradoxical calming test' for true; Insufficient feline data.
›What is the Methylphenidate dose for dogs?
For dogs, Methylphenidate is typically dosed as follows — Used for narcolepsy/cataplexy and diagnostic 'paradoxical calming test' for true: 0.2–1 mg/kg PO q8–12h. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
›What is the Methylphenidate dose for cats?
For cats, Methylphenidate is typically dosed as follows — Insufficient feline data: undefined undefined N/A N/A. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
›Does Methylphenidate need a prescription?
Methylphenidate is available over the counter. Even so, you should consult your veterinarian before giving any medication to your pet.

References

References

Textbooks & handbooks

  • Plumb, D.C. Plumb's Veterinary Drug Handbook. 10th ed., Wiley-Blackwell, 2023.
  • Vail, D.M., Thamm, D.H., & Liptak, J.M. (eds.). Withrow & MacEwen's Small Animal Clinical Oncology. 6th ed., Saunders/Elsevier, 2020.
  • Riviere, J.E., & Papich, M.G. (eds.). Veterinary Pharmacology and Therapeutics. 10th ed., Wiley-Blackwell, 2018.
  • National Research Council. Nutrient Requirements of Dogs and Cats. National Academies Press, Washington DC, 2006.
  • The Merck Veterinary Manual. Merck & Co., Online edition. https://www.merckvetmanual.com/

Clinical guidelines & consensus

  • Fletcher, D.J., Boller, M., Brainard, B.M., et al. "RECOVER Evidence and Knowledge Gap Analysis on Veterinary CPR." Journal of Veterinary Emergency and Critical Care, 2012;22(S1):S102–S131.
  • American Animal Hospital Association. 2018 AAHA Diabetes Management Guidelines for Dogs and Cats. AAHA Press.

Journals & peer-reviewed studies

  • Hogan, D.F., Fox, P.R., Jacob, K., et al. "Secondary prevention of cardiogenic arterial thromboembolism in the cat: The FAT CAT study." Journal of Veterinary Cardiology, 2015;17(Suppl 1):S306–S317.
  • Boswood, A., Häggström, J., Gordon, S.G., et al. "Effect of Pimobendan in Dogs with Preclinical Myxomatous Mitral Valve Disease and Cardiomegaly: The EPIC Study — A Randomized Clinical Trial." Journal of Veterinary Internal Medicine, 2016;30(6):1765–1779.
  • ASPCA Animal Poison Control Center. Toxicology and Poison Management Guidelines. American Society for the Prevention of Cruelty to Animals. https://www.aspca.org/pet-care/animal-poison-control

Regulatory & approvals

  • Central Drugs Standard Control Organisation (CDSCO), Government of India. Veterinary Drug Approval Registry, 1969–2026. Directorate General of Health Services. https://cdsco.gov.in/

Databases

  • Washington State University, College of Veterinary Medicine. Veterinary Clinical Pharmacology Laboratory (VCPL) — MDR1 Multidrug Sensitivity Database. https://vcpl.vetmed.wsu.edu/
Educational reference only
This information is provided for educational purposes and is not a substitute for professional veterinary advice, diagnosis, or treatment. Always consult a qualified veterinarian before administering any medication to your pet. Find a vet near you →