Gabapentin Dosage for Dogs – A Vet Reviewed Cheat Sheet For Pet Owners

As responsible pet owners, our priority is the health and well-being of our canine friends. Gabapentin, a versatile medication originally for humans, is increasingly used in veterinary care for managing pain, seizures, and behavioral issues in dogs.

This guide offers a detailed look at gabapentin dosage for dogs, presenting vet-reviewed recommendations tailored to various conditions and sizes. It emphasizes the critical role of veterinary guidance in ensuring safe and effective treatment.

Stay informed and prepared to care for your pet with this essential dosage cheat sheet. It’s important to be responsible and to keep your dog happy and  in the best health condition.


dog disease

Gabapentin dosage in dogs varies depending on the specific condition being treated.

  • Anticonvulsant (anti-seizure): 4.5 to 9 mg per pound of body weight every 8 hours.
  • Neuropathy (nerve pain): 2.3 to 6.8 mg per pound every 12 hours initially; can be increased up to 18.1 mg per pound every 8 to 12 hours as needed.
  • Behavior Disorders (anxiety, etc.): 2.3 to 13.6 mg per pound up to three times daily, starting low and gradually increasing.

Always consult a veterinarian to determine the appropriate dosage for your dog’s specific condition.

Table Showing Dosages

The following table provides a general guide for gabapentin dosage based on a dog’s weight in pounds and milligrams.

Dog’s Weight (lbs) 4.5 mg/lb 9 mg/lb 13.6 mg/lb 18.1 mg/lb
11 lbs 50 mg 100 mg 150 mg 200 mg
22 lbs 100 mg 200 mg 300 mg 400 mg
44 lbs 200 mg 400 mg 600 mg 800 mg
66 lbs 300 mg 600 mg 900 mg 1200 mg
88 lbs 400 mg 800 mg 1200 mg 1600 mg
110 lbs 500 mg 1000 mg 1500 mg 2000 mg
132 lbs 600 mg 1200 mg 1800 mg 2400 mg

It’s crucial to follow your veterinarian’s specific dosage instructions for your dog.

Adjusting Dosage and Monitoring

When administering gabapentin, it’s important to gradually increase the dosage to allow your dog’s system to adjust. A waiting period of 7-10 days between dose increases is recommended.

Watch for any side effects and report them to your vet. This cautious approach helps reduce the risk of severe side effects and ensures the medication’s effectiveness.

Regular monitoring and veterinary guidance are essential for the safe use of gabapentin in dogs.

Practical Tips for Pet Owners

dogs Gabapentin dosage

Gabapentin works by blocking calcium channels in the brain, which helps suppress overly stimulated neurons that cause anxiety, nerve pain, and seizures. Administering the medicine to dogs requires the following specific guidelines:

  • Consistently give gabapentin at the same time each day.
  • It can be given with or without food, but consistency is key.
  • Never abruptly stop the medication; it should be tapered off under veterinary guidance to avoid withdrawal symptoms.

Communication with Your Vet

Effective treatment with gabapentin involves ongoing communication with a veterinarian. Regular check-ups and discussions about the dog’s response to the medication, behavior changes, and any side effects are vital.

This open dialogue ensures the safe and effective use of gabapentin in managing your dog’s health conditions.

Side Effects

dog Sedation

While gabapentin is generally well-tolerated in dogs, it’s important to be aware of the potential side effects. Here’s a breakdown of the common and less common side effects to watch out for.

  • Sedation: As with many medications, gabapentin can cause drowsiness or sleepiness in dogs. This effect is usually most noticeable in the first few days of treatment and may gradually decrease over time. If your dog seems excessively sleepy or lethargic, it’s best to consult your veterinarian to adjust the dosage or explore alternative treatment options.

  • Loss of coordination (ataxia): Gabapentin can affect a dog’s balance and coordination, leading to stumbles, swaying, or difficulty walking. This effect is also more pronounced at the beginning of treatment and may improve over time. If your dog’s coordination seems significantly impaired, contact your veterinarian for guidance.

  • Gastrointestinal issues: Some dogs may experience vomiting or diarrhea after taking gabapentin. These side effects are usually mild and temporary. However, if your dog’s gastrointestinal issues persist or become severe, consult your veterinarian immediately.

  • Other potential side effects: In rare cases, gabapentin may cause more serious side effects such as allergic reactions, seizures, or tremors. If you notice any unusual or concerning symptoms after your dog starts taking gabapentin, seek veterinary attention promptly.

Important Considerations

dogs Gabapentin Guidelines

When administering gabapentin to dogs, it is crucial to monitor your dog closely, maintain open communication with your veterinarian, and remain vigilant about potential risks. Closely observe your dog’s behavior and overall well-being after initiating gabapentin treatment.

Take note of any changes in their sleep patterns, coordination, or gastrointestinal health. Inform your veterinarian about any side effects, regardless of their perceived severity.

They can assess the situation and make the necessary adjustments to the medication dosage or treatment plan. Be mindful of the potential for rare but serious side effects.

While the medicine is generally safe for most dogs, it is essential to consult your veterinarian without hesitation if you have any concerns.

Cost of Medicine


The cost of gabapentin for dogs can vary based on several factors, including the prescribed dosage and the dog’s weight. Generally, the price of gabapentin is influenced by the specific pharmacy, geographic location, and whether a generic version is available.

Pet owners should be aware that while generic versions are often more affordable, prices can fluctuate. It’s advisable to consult with your veterinarian and compare prices from different pharmacies to find the most cost-effective option.

To successfully budget for their dog’s medication needs, pet owners must have a comprehensive understanding of these cost variables.

Storing Properly

Proper storage of gabapentin is crucial to maintain its effectiveness. The medication should be stored at room temperature, ideally between 68°F and 77°F (20°C and 25°C).

It’s important to keep the medicine in a dry place, away from moisture and direct light. Avoid storing it in bathrooms or near kitchen sinks, as humidity and temperature fluctuations can affect the medication.

Keeping it out of reach of children and pets is also essential for safety. Proper storage ensures the medication remains effective for its intended use throughout its shelf life.


Can I give my dog gabapentin if it is already taking other medications?

It can interact with other medications, so it is important to inform your veterinarian about all of the medications your dog is taking before starting gabapentin therapy. Some medications that may interact with gabapentin include antacids, cimetidine, and phenobarbital.

How is gabapentin typically administered to dogs?

The medicine is typically given orally in capsule or liquid form, either with or without food. The dosage and frequency depend on the specific condition being treated and the dog’s weight.

How long does it take for medicine to start working in dogs?

It can start working within a few hours, but it may take a few days or weeks to see the full effect of the medication. It is important to be patient and to continue giving your dog gabapentin as prescribed by your veterinarian.

What should I do if I miss a dose for my dog?

If you miss a dose of gabapentin for your dog, give it to them as soon as possible. However, if it is almost time for the next dose, skip the missed dose and give them the next dose as scheduled. Do not give your dog two doses at once.

What are some alternative treatment options to gabapentin for dogs?

There are a number of alternative treatment options to gabapentin for dogs, depending on the specific condition being treated. Some possible alternatives include nonsteroidal anti-inflammatory drugs (NSAIDs), corticosteroids, and acupuncture. It is important to discuss your dog’s treatment options with your veterinarian.

How long can my dog take gabapentin?

Some dogs may need to take gabapentin for the rest of their lives, while others may only need it for a short period of time. It is important to talk to your veterinarian about how long your dog will need to take gabapentin.

Final Words

In summary, gabapentin serves as a versatile and effective medication for dogs, addressing a range of conditions from neuropathic pain to behavioral disorders. Proper dosage, tailored to the dog’s specific condition and weight, is crucial for its effectiveness and safety.

Pet owners play a key role in administering the medication, monitoring their dogs for side effects, and maintaining open communication with their veterinarian. By following these guidelines, owners can ensure their dogs receive the full benefits of the medicine while minimizing potential risks.