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Methocarbamol for Dogs, Cats & Horses

Muscle Relaxers for Dogs, Cats, and Horses

Methocarbamol is the generic form of Robaxin V and is given to dogs, cats, and horses as a muscle relaxer. Methocarbamol pet meds are used as adjunctive therapy for acute inflammatory conditions to reduce muscle spasms.

Methocarbamol is a treatment for muscle spasms. It is used in cats, dogs, and horses. This medication relaxes muscles to provide relief from the effects of slipped disks, various diseases, traumas, and some ingested toxins.

Benefits of Methocarbamol:

  • Relaxes muscles
  • Stops muscle tremors and spasms
  • Relieves the effects of tetanus and strychnine
  • Relieves spasms associated with intervertebral disk disease (slipped disk) in dogs
  • Treats permethrin poisoning in cats
  • Used as part of a larger therapy for acute inflammatory conditions and traumas

Methocarbamol is only for use in dogs, cats, and horses. Do not administer to other animals. Do not administer to any animals for which this product was not prescribed. Not for human ingestion.

Do not permit children to give this medication to pets.

Read all instructions and warnings included by the manufacturer before initial administration.

The following directions represent a typical usage, but dosing varies. Use exactly as prescribed by your veterinarian. Do not administer larger doses than prescribed. Do not continue giving this medication longer than prescribed.


  1. Give cats and dogs 20 to 30 mg per pound of body weight every 8 to 12 hours on the first day of administration.
  2. Reduce dose to 10 to 30 mg per pound of body weight every 8 to 12 hours for the remainder of the prescription.
  3. Give horses from 4.2 to 20 mg per pound of body weight up to 6.6 to 30 mg per pound of body weight. 
  4. Give a missed dose as soon as you remember it. Do not double the prescribed dose, though; if it is almost time for the subsequent administration, just resume the regular dosing schedule.


Keep out of reach of children and animals.

Store Methocarbamol in its original container, tightly sealed, at room temperature.

It is a violation of Federal Law to use this product in a manner inconsistent with its labeling.

Methocarbamol's exact mechanism of action is unknown. However, it works directly on the central nervous system to relax muscles. The effects typically set in within a few hours, but they are not long lasting.

Methocarbamol Active Ingredient (per tablet): methocarbamol 500 mg or 750 mg


Keep this product out of reach of children and animals. Do not use or store in or near open flame or heat.

Methocarbamol is only intended for use in dogs, cats, and horses. Do not give to other animals. Use only in animals for which this medication was prescribed. Not for human use.

Follow the specifications of your veterinarian's prescription.

CAUTION: Methocarbamol can exaggerate the effects of sedatives and central nervous system depressants.

Methocarbamol may cause sedation, vomiting, lethargy, muscle weakness, salivation, and ataxia. These effects may also indicate an overdose. Contact your veterinarian if you observe any adverse reactions in your pet.

This product may darken an animal's urine. This is not cause for concern.

The safety of this medication in pregnant and lactating animals has not been established.

Not for use in animals with a hypersensitivity to methocarbamol or guaifenesin.

Use with caution in working animals, as this product can cause sedation.

Tell your veterinarian about all supplements and drugs your pet takes. Check with your veterinarian before administering any other supplements or drugs while your pet is taking Methocarbamol.

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Methocarbamol 500 mg, 100 Tablets
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Methocarbamol 750 mg, 100 Tablets
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Retail: $21.99
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