Cushing's Dog Treatment Cost: $1,400 to $5,100

A dog cushing's disease treatment costs $1,400 to $5,100 in the United States, and $2,650 is the typical price. Regionally the typical price runs from $2,332 in the Midwest to $2,862 in the Northeast — a 1.2x spread for the same procedure.

Two numbers: $1,400 to $5,100 for year one, then $900 to $3,600 a year

Cushing's dog treatment cost is not a one-off price, so this page quotes two. The first year runs $1,400 to $5,100 — the diagnostic workup plus twelve months of trilostane and monitoring — and every year after that runs $900 to $3,600, for the rest of the dog's life.

There is no cure to buy your way out of. Pituitary-dependent Cushing's is managed, not resolved, which is what separates it from feline hyperthyroidism, where a single radioiodine treatment ends the recurring cost entirely.

The recurring figure is built from published prices: Embrace puts trilostane at $50 to $200 a month and ACTH stimulation tests at $150 to $300 each, every three to six months. Twelve months of the drug plus two to four tests is $900 at the bottom and $3,600 at the top.

The monitoring test costs the lab $62 and costs you $150 to $300

The University of Missouri's Veterinary Medical Diagnostic Laboratory publishes what it charges a veterinary practice for the exact tests used in this disease:

• ACTH stimulation assay: $62.00
• Low-dose dexamethasone suppression test: $62.00 for two samples, $84.00 for three
• Urine cortisol:creatinine ratio: $39.00
• Baseline cortisol: $32.00

Set the first of those against Embrace's published $150 to $300 for what the practice bills you for a monitoring ACTH stimulation test.

The gap is not mark-up alone, and it is not evidence of a rip-off. The stimulation test needs two blood samples an hour apart, so it buys a nurse, a kennel and an hour of clinic space as well as the assay, plus the cosyntropin itself. But knowing that the assay is $62 is what turns "the test costs $250" from a fact of nature into a line you can ask about.

The ACTH shortage put a cheaper test on the table

Angell Animal Medical Center reports that synthetic ACTH shortages and increasing prices have made it more challenging to routinely run the stimulation test.

Its practical consequence is a cheaper monitoring option. Angell describes a single pre-trilostane baseline cortisol as an accepted alternative for dogs that are clinically doing well — one sample instead of two, no cosyntropin, and a $32.00 laboratory fee instead of $62.00.

Angell attaches a limit to it that belongs in any cost conversation: a dog doing badly on trilostane should always have a full ACTH stimulation test rather than a single cortisol, because one low reading can produce the wrong conclusion. The cheap test is for confirming good news, not for investigating bad news.

How often you re-test is a $300-to-$600 decision every year

Embrace publishes monitoring every three to six months at $150 to $300 a test. Three months means four tests a year; six months means two.

Doubling the frequency therefore adds $300 a year at the cheap end of the test price and $600 at the dear end, for the same dog on the same drug. It is a recurring decision that is almost never discussed as a cost.

Multiply it across the years a dog lives after diagnosis and the monitoring schedule can outweigh the drug. Ask which interval your dog's stability justifies, and ask whether a baseline cortisol can substitute at some of those checkpoints.

Why the drug price depends on the size of the dog

Trilostane is dosed by body weight and sold in fixed capsule strengths, which is most of the $50-to-$200-a-month spread Embrace publishes.

Angell adds the counterintuitive part: larger dogs generally need a lower dose per kilogram than small ones, so the monthly cost does not scale as steeply as body weight does.

That means a big-dog owner should not simply assume the top of the published band, and a small-dog owner should not assume the bottom of it. The dose is set by response, and the response is what the monitoring tests measure — which is the second reason the monitoring line is not the place to economise.

Surgery is not in this range, on purpose

Two operations exist and neither is what most dogs get. Embrace publishes adrenalectomy at $3,000 to $7,000 and hypophysectomy at $5,000 to $10,000 and up.

Adrenalectomy applies to an adrenal tumour, which is the less common form. Pituitary-dependent disease is managed on tablets.

We have kept both figures outside the range at the top of this page deliberately. Folding a $10,000 neurosurgery into a medical-management range would overstate what most owners face, and leaving it out entirely would understate what an adrenal case costs. It is a different disease pathway with a different price.

Not treating is a published option, not a failure

Embrace lists watchful waiting among the legitimate choices when the dog is very elderly with mild signs and other significant health problems, or when the diagnosis was incidental. It names the cost of ongoing monitoring and medication as one of the reasons owners choose it.

That is a carrier — a business whose interest runs the other way — putting the expense in writing as a valid reason to decline treatment.

It is the only option on this page that costs nothing per month. Complications are the counterweight: Embrace publishes $2,000 to $5,000 and up for emergency complications such as blood clots or a diabetic crisis.

The complications are where the four-figure bills come from

The monthly cost of this disease is predictable. The occasional cost is not.

Embrace publishes $2,000 to $5,000 and up for emergency complications such as blood clots or a diabetic crisis. That is one event costing more than two years of routine management.

The diabetic crisis is the connection worth understanding, because it turns one chronic condition into two. A dog that becomes diabetic on top of Cushing's acquires a second lifelong daily drug and a second monitoring schedule — the diabetic cat page prices the feline version of exactly that recurring structure.

Angell's warning applies here too. A dog doing badly on trilostane should have a full ACTH stimulation test rather than a single baseline cortisol, because one low reading can send the dose the wrong way. The cheap monitoring test is for the dog that is thriving.

What does it cost to diagnose Cushing's in a dog?

Embrace publishes $500 to $1,500 for the initial diagnostics covering the ACTH stimulation test, ultrasound and bloodwork together, and that is the biggest single line in the first year.

Most of it is testing rather than consultation. CareCredit's national averages put a routine dog visit at $56 to $129, a CBC at $104 and a chemistry panel at $164; the abdominal ultrasound MetLife lists among the workup tests averages $483 — the dog ultrasound cost page covers what that scan does and does not settle.

The honest caveat on all of these owner-facing numbers: they come from insurance carriers' published tables, because no qualifying source publishes a US price survey for canine Cushing's management. The laboratory fees are the best-sourced figures on this page, and they are the ones a practice pays, not the ones you do.

Is Cushing's disease in dogs curable?

Not the common form. Pituitary-dependent Cushing's is controlled with daily trilostane and monitored for the rest of the dog's life, which is why the annual figure on this page never reaches zero.

That makes it the opposite of the other two chronic conditions we price. A diabetic cat can go into remission and stop needing insulin without any procedure being bought, and a hyperthyroid cat can be cured outright by radioiodine.

For a dog with Cushing's, the only variables you control are the monitoring interval, the monitoring test and whether you treat at all. Everything we have priced is on the vet cost index.

Dog Cushing's Disease Treatment cost by region

These are the prices behind the range at the top of the page, one row per geography we could source. The basis column says how each row was arrived at.

What changes the price

Two invoices for the same procedure diverge for a small number of reasons. These are the ones that move the total most.

Body weight of the dog

Trilostane is dosed by weight and sold in fixed capsule strengths, which is most of Embrace's published $50 to $200 a month spread. Angell notes the counterintuitive part: larger dogs generally need a lower dose per kilogram than small ones, so the cost does not scale quite as steeply as the weight does

Which form of the disease

Pituitary-dependent disease is managed on tablets. An adrenal tumour can be operated on, and Embrace publishes adrenalectomy at $3,000-$7,000 and hypophysectomy at $5,000-$10,000 and up - neither of which is inside the range on this page, because neither is what most dogs get

Which monitoring test is used

Angell explains that synthetic ACTH shortages and rising prices have made the ACTH stimulation test harder to run routinely, and that it needs two blood samples an hour apart and the clinic space to hold the dog between them. A single pre-trilostane baseline cortisol is now an accepted alternative for dogs doing well - and a university laboratory charges $32.00 for a cortisol against $62.00 for the stimulation test

How often you re-test

Embrace publishes ACTH monitoring every three to six months at $150 to $300 each. Doubling the frequency from twice to four times a year adds $300 to $600 to every year of the dog's remaining life

Where the sample is read

The University of Missouri publishes the ACTH stimulation assay at $62.00, the low-dose dexamethasone suppression test at $62.00 for two samples or $84.00 for three, and the urine cortisol:creatinine ratio at $39.00. Embrace publishes $150 to $300 for what the practice bills the owner for the same test. The gap is the visit, the cosyntropin and the mark-up

Whether you treat at all

Embrace lists watchful waiting as a legitimate choice when the dog is very elderly with mild signs and other significant health problems, or when the diagnosis was incidental. That is the only option on this page that costs nothing per month

Complications

Embrace publishes $2,000 to $5,000 and up for emergency complications such as blood clots or a diabetic crisis. Angell warns separately that a dog doing badly on trilostane should always have a full ACTH stimulation test rather than a single cortisol, because a single low reading can produce the wrong diagnosis

What the itemized invoice looks like

Clinics quote a bundled number and itemize afterwards. This is the decomposition, so you can read a real estimate line by line before you sign it.

In recent years, synthetic ACTH shortages and increasing prices have made it more challenging to routinely do the ACTH stimulation test.Angell Animal Medical Center, MSPCA-Angell, Trilostane Dosing and Monitoring in Dogs

Does pet insurance cover dog cushing's disease treatment?

Dog Cushing's Disease Treatment is normally covered by a standard accident-and-illness policy. Cushing's is covered by an accident-and-illness policy where no sign of it was recorded before enrolment or during the waiting period, and Embrace states that it covers the diagnostics, the medication, the monitoring bloodwork and surgery related to it. The structure matters: this is a lifelong monthly cost, so the annual deductible is charged against it every policy year, and the reimbursement percentage applies to the ACTH monitoring tests too, not only to the drug. Embrace's own guidance is that having cover in place before diagnosis is what makes the recurring expenses claimable at all.

What you would get back: 70-90% of the covered bill after the deductible, charged again each policy year for as long as the dog is treated.

Coverage rules differ enough between carriers that the only useful answer is a side-by-side: our pet insurance comparison for dog cushing's disease treatment shows which policies pay for it, what the waiting period is, and what counts as pre-existing.

Common questions

Why a pet needs dog cushing's disease treatment

The pages below are the reasons this bill happens. Each one carries the same price data you are reading, in the context of the problem that produces it.

Conditions treated with dog cushing's disease treatment

• dog skin yeast infection Can need a same-day visit — Malassezia yeast lives on normal dog skin and only causes disease when something changes the skin it lives on.

More chronic conditions costs

• cat hyperthyroidism treatment cost — Cat hyperthyroidism treatment costs $1,000 to $4,000 in year one, then $490 to $1,200 a year on tablets - or close to nothing if radioiodine cures it outright..
• diabetic cat treatment cost — Diabetic cat treatment costs $950 to $3,600 in the first year, then $700 to $3,200 every year after - unless the cat goes into remission and it stops..

Every procedure we have priced is listed on the vet cost index.

Sources

1. To Treat or Not to Treat Cushing's Disease — Embrace Pet Insurance, 2026.
2. Cushing's Disease in Dogs — MetLife Pet Insurance, 2024.
3. Canine Tests and Fees — Veterinary Medical Diagnostic Laboratory, University of Missouri, 2026.
4. Veterinary Costs: The Average Cost of Vet Visits and Procedures — CareCredit (Synchrony), 2026.
5. Trilostane Dosing and Monitoring in Dogs — Angell Animal Medical Center, MSPCA-Angell, 2026.
6. Monitoring Cushing's Syndrome with VETORYL Capsules — Dechra Veterinary Products, 2026.