Gabapentin Cost for Dogs

What vets charged for gabapentin on owners’ bills. Pharmacy prices are in the list below.

Typical charge on a vet bill
$15 – $40
Half of owners paid $25 or less.
$5low end
$15 – $40most charges
$50high end
From 137 real vet bills · updated October 2026

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Gabapentin Dosage Calculator

This calculator is for informational purposes only. It is not a substitute for professional veterinary advice. Always consult your veterinarian before giving any medication to your pet. Dosages may vary based on your pet's health, other medications, and your vet's assessment.
Quick Dosage Chart (10–100 lbs)
WeightDose RangeBest Tablet Option
10 lbs23–45 mg-
20 lbs45–91 mg1 × 100mg
30 lbs68–136 mg1 × 100mg
40 lbs91–181 mg1 × 100mg
50 lbs113–227 mg2 × 100mg
60 lbs136–272 mg2 × 100mg
70 lbs159–318 mg2 × 100mg
80 lbs181–363 mg1 × 300mg
90 lbs204–408 mg1 × 300mg
100 lbs227–454 mg1 × 300mg

What does Gabapentin actually cost?

Vet-dispensed$17–$38
Human pharmacy (GoodRx)$4–$10
Costco Pharmacy$4–$8
Chewy / online pet pharmacy$6–$20

Vet-dispensed: Per dispensing. Often compounded liquid for pets — most expensive option.

Human pharmacy (GoodRx): Generic capsules. Cheapest option — same drug. Ask your vet for a written prescription.

Costco Pharmacy: No Costco membership required for pharmacy in most states.

Chewy / online pet pharmacy: Capsules or compounded liquid. Accepts vet prescriptions.

Common side effects

  • Sedation and drowsiness — most common, especially in the first few days
  • Wobbly walking or loss of coordination (ataxia)
  • Mild stomach upset or diarrhea
  • Increased appetite and possible weight gain with long-term use
  • Sleepiness that usually decreases after 1-2 weeks of regular dosing

When to call your vet

  • Severe sedation where your dog can't be woken
  • Difficulty breathing or swelling
  • Vomiting or refusing to eat
  • Sudden worsening of seizures (if used for seizure management)
  • Signs of allergic reaction: hives, facial swelling, excessive drooling

What’s on the bill

Where the prescription is filled matters more than anything else. Published vet prices are $15–$40. A regular pharmacy charges $4–$10 for a month of generic capsules.

Gabapentin for dogsTypical prices
At the vet$15–$40Each time it is dispensed
Regular pharmacy with a discount card$4–$10 a monthGeneric capsules
Costco pharmacy$4–$8 a monthNo membership needed for the pharmacy in most states
Walmart pharmacy$4–$10 a month
Online pet pharmacy$6–$20 a month
Liquid made up for your dog$15–$50From the vet or a compounding pharmacy
Vet’s dispensing fee$5–$15Part of the vet’s price

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What else is usually on the bill
Exam feeon about 8 in 10 billsaround $130
Other testson about 7 in 10 billsaround $140
Sedation or anesthesiaon about half of billsaround $70
Hospital care or fluidson about half of billsaround $80
Surgeryon about 3 in 10 billsaround $300
Supplieson about 3 in 10 billsaround $60

The whole visit, with this on the bill, usually came to $275 – $900.

What can come after
A year of refills at the vet$200–$500
A year of refills at a regular pharmacy$50–$120
Vet checkup, every 6 to 12 months$50–$100

What moves the price

The same prescription can cost $4 or $40 depending on where it is filled.

  • Where you buy itThe vet: $15–$40. A regular pharmacy: $4–$10. An online pet pharmacy: $6–$20.
  • Capsules or liquidA liquid made up for your dog is $15–$50. Generic capsules are $4–$10.
  • Dispensing feeThe vet’s price includes a $5–$15 fee for filling it.
  • Strength and quantityA larger refill costs more in total, and usually less per capsule.
  • How long it is neededA year is $200–$500 at the vet or $50–$120 at a regular pharmacy.

By state and by dog size

Where you live

StateMost chargesBills
Arizona$20 – $503
California$20 – $4519
Connecticut$30 – $603
Florida$10 – $3517
Illinois$15 – $255
Maine$20 – $453
Michigan$15 – $353
New York$10 – $603
North Carolina$10 – $308
Pennsylvania$20 – $503
Texas$20 – $307

States with fewer than 5 bills are rough guides. Compare all states

Your dog’s size

Extra small$20 – $4514 bills
Small$20 – $5017 bills
Medium$15 – $4028 bills
Large$20 – $4020 bills

The kind of visit

Emergency visit$20 – $4049 charges
Surgery visit$15 – $3027 charges
Sick visit$15 – $4524 charges
Visit for tests$15 – $3514 charges

The same charge, grouped by what the visit was for.

Ways to pay less

  1. Ask your vet for a written prescriptionMany pharmacies fill it for less than the clinic charges.
  2. Check a discount card before you fill itWith GoodRx, generic capsules are usually $4–$10 for a month.
  3. Ask at Costco pharmacyIt is often $4–$8, and in most states you can use the pharmacy without a membership.
  4. If your dog needs a liquid, ask your vet where to get itDo not use a human liquid. Many contain xylitol, which is toxic to dogs.
  5. Ask the price of a 90-day supplyMost pharmacies charge less per capsule for a larger quantity.
  6. Online pet pharmacies sit in the middleThey charge $6–$20 and can auto-ship each month.

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Does pet insurance cover it?

Pet insurance covers gabapentin when prescribed for a covered condition — pain management after surgery or injury, seizure control, or anxiety related to a diagnosed illness. Reimbursement is typically 70–90% after your deductible. Plans reimburse a share of what you paid, so where you fill the prescription changes your own cost too. Wellness plans generally do not cover gabapentin.

Questions owners ask

How much does gabapentin cost for dogs at the vet?

Based on 137 real vet invoices, gabapentin at the vet typically costs between $15 and $40 per prescription. This covers a single dispensing — quantity and dosage vary. The vet price is often 3–7x what the same drug costs at a human pharmacy.

Can I fill my dog's gabapentin at a human pharmacy?

Yes — gabapentin is a human generic drug (brand name: Neurontin). With a written prescription from your vet, you can fill it at Costco, Walmart, CVS, Walgreens, or any pharmacy. A 30-day supply of generic gabapentin capsules costs $4–$10 with a GoodRx coupon at most human pharmacies — compared to $15–$40 at the vet.

Where is the cheapest place to buy gabapentin for dogs?

The cheapest option is a human pharmacy with a GoodRx coupon: $4–$10 for a 30-day supply of generic capsules. Costco Pharmacy is consistently among the cheapest (no membership required for the pharmacy in most states). Online pet pharmacies like Chewy offer gabapentin capsules for about $0.10–$0.30 per capsule. The vet is typically the most expensive source at $15–$40 per dispensing.

Why is gabapentin so much more expensive at the vet?

Three factors: (1) Vets often stock compounded liquid gabapentin made specifically for pets, which costs more to produce than generic human capsules. (2) Vets add a dispensing fee ($5–$15) and markup (50–300%). (3) The convenience of getting the medication immediately vs. going to a pharmacy. The drug itself is identical — gabapentin is gabapentin. You can save 70–90% by filling at a human pharmacy.

What forms does gabapentin come in for dogs?

Gabapentin comes in capsules (100mg, 300mg, 400mg — cheapest, human generic), tablets (less common), and compounded liquid (easiest to dose for small dogs, most expensive). Capsules are the most cost-effective: $0.05–$0.30 per capsule at a human pharmacy vs. $1–$5 per capsule at some vets. Important: human liquid gabapentin often contains xylitol, which is toxic to dogs — always use the capsule form or a pet-specific compounded liquid.

Does pet insurance cover gabapentin for dogs?

Pet insurance covers gabapentin when prescribed for a covered condition — pain from injury or surgery, seizures, or anxiety related to a diagnosed illness. The insurance reimburses based on the amount you paid, so filling at a cheaper pharmacy means a smaller claim but also less out-of-pocket. Wellness plans generally do not cover gabapentin unless it's part of an ongoing managed condition.

How much does long-term gabapentin cost for dogs?

For dogs on gabapentin long-term (chronic pain, seizures), the cost depends entirely on where you fill it. At the vet: $15–$40 per refill, potentially $200–$500+ per year. At a human pharmacy with GoodRx: $4–$10 per month, or $48–$120 per year. That's a potential savings of $150–$400+ per year by switching to a human pharmacy — same drug, same dose, fraction of the price.

How much does gabapentin cost per month for a dog?

Monthly gabapentin cost depends on where you fill it and the dose. At a human pharmacy with a GoodRx coupon: $4–$10/month for generic capsules (60 capsules of 300mg run about $11). At the vet: $15–$40 per refill. Compounded pet-specific liquid: $52–$88 per bottle. For chronic conditions like arthritis (daily dosing), the annual savings of filling at a pharmacy vs the vet is $150–$400+.

Related cost guides

Prices come from 137 real vet bills that owners shared with us for this. “Most charges” means the middle half: a quarter were lower and a quarter were higher. How we work this out

$15 – $40typical costAsk clinics for a quote