(407)291-4887

Grand Oaks Pet Hospital

Grand Oaks Pet Hospital Grand Oaks Pet Hospital Grand Oaks Pet Hospital
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  • Boarding
  • Cancer Care
  • Cats
  • Dental Care
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  • Heart Disease
  • Heartworm Treatment OCAS
  • Insurance
  • Laser
  • Microchipping
  • Nutritional Counseling
  • Pain Management
  • Parasite Prevention
  • Pet Portal
  • Puppy - Kitten Care
  • Radiology
  • Resources - Referrals
  • Senior Pets
  • Surgery
  • Vaccinations
  • Vision
  • Wellness Exams - Plans
  • Weekends
  • More
    • Home
    • About Us
    • First Visit
    • Services
    • Adoptable Kittens
    • Home Delivery
    • Our Rescue Family
    • Payment Options
    • Euthanasia
    • Behavioral
    • Blood Pressure Monotoring
    • Boarding
    • Cancer Care
    • Cats
    • Dental Care
    • Dermatology
    • Emergency Care
    • Heart Disease
    • Heartworm Treatment OCAS
    • Insurance
    • Laser
    • Microchipping
    • Nutritional Counseling
    • Pain Management
    • Parasite Prevention
    • Pet Portal
    • Puppy - Kitten Care
    • Radiology
    • Resources - Referrals
    • Senior Pets
    • Surgery
    • Vaccinations
    • Vision
    • Wellness Exams - Plans
    • Weekends

Grand Oaks Pet Hospital

Grand Oaks Pet Hospital Grand Oaks Pet Hospital Grand Oaks Pet Hospital

(407)291-4887

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  • Home
  • About Us
  • First Visit
  • Services
  • Adoptable Kittens
  • Home Delivery
  • Our Rescue Family
  • Payment Options
  • Euthanasia
  • Behavioral
  • Blood Pressure Monotoring
  • Boarding
  • Cancer Care
  • Cats
  • Dental Care
  • Dermatology
  • Emergency Care
  • Heart Disease
  • Heartworm Treatment OCAS
  • Insurance
  • Laser
  • Microchipping
  • Nutritional Counseling
  • Pain Management
  • Parasite Prevention
  • Pet Portal
  • Puppy - Kitten Care
  • Radiology
  • Resources - Referrals
  • Senior Pets
  • Surgery
  • Vaccinations
  • Vision
  • Wellness Exams - Plans
  • Weekends

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Heartworms ARE avoidable. 1 easy-to-give pill 1x a month prevents dogs from getting heartworms.

Learn the process of an OCAS sponsored Heartworm Treatment.

Meet Cooper our first OCAS sponsored heartworm case.

This sweet boy may have been our first, but he certainly won’t be our last heartworm case 🐾

Cooper has officially found his forever home with this wonderful couple, and we couldn’t be happier for him.


While at Orange County Animal Shelter, Cooper tested positive for heartworms. Thanks to generous donations, he’s now getting the treatment he needs and a second chance at a happy, healthy life. 


We’re proud to be one of only four hospitals in Orange County participating in this program.

Although OCAS helps cover part of the treatment, it doesn’t cover everything. At Grand Oaks Pet Hospital, we’re honored to bridge that gap so dogs like Cooper can still have a future. When adopters are willing to commit to the months-long process and cover the additional costs, we’re here to support them every step of the way.


Please read below so you understand the entire commitment. 


Stories like Cooper’s are exactly why we do what we do!

Contact Us Today

Do you have a question that isn't covered or need to schedule an appointment? Contact us today to speak with a member of our team.

Get in touch

The work you put in during this process will be repaid by your dog with unconditional love!

What is heartworm treatment?

Diraban is a medication to eradicate both immature and adult heartworms present in a dog's heart and bloodstream. Treatment is stressful on a dog's body. Proper aftercare is as vital as the treatment to avoid the worms from getting lodged in the heart.

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Your First Visit

Establish your new pet as a client

Welcome to Grand Oaks Pet Hospital. We will have you fill out a new client form, a waiver acknowledging that you are aware of how this process works, (if you have not done online already) and meet our doctor. Our doctor will review the medical records provided by OCAS, draw blood to check for Microfilaria, and prescribe Doxycycline. You must provide us with your OCAS adoption paperwork, Heartworm Waiver, 


Anyone not in compliance during this entire process must be reported to OCAS. 

Meet Our Team

Our staff is dedicated to providing the best care for your pet. We will most likely grab a few pictures while we are showering your dog with love and care! (As long as you are OK with your new baby being a model!)

Pet Health Resources

We are here to answer any questions you may have. Additional information can be found by visiting the Heartworm Society website. CLICK HERE 

Your financial part

The only medication OCAS Heartworm Treatment covers is Doxycycline for thirty days.


At your first visit, you will be required to purchase Heartworm Prevention. 

The medication cost is determined based on weight. 

Your pet needs to receive heartworm prevention for its entire life. 

A dog can be reinfected without it. 


A fecal test will be sent out at your expense. Please bring a fresh sample with you.  

If your pet has worms, you will need to come back to purchase medicine.

 

We recommend purchasing Flea Preventive as well. Fleas can cause tapeworms. 

If your dog has any other conditions, you are responsible for those costs. 

next appointment

Book your pet's appointment for two months from your consultation. If for any reason, you switch doctors or return the dog, send us an email to Help@GrandOaksPetHospital.com so we can remove you from our list. 


Anyone not in compliance during this entire process must be reported to OCAS. 

Your Second Visit

First heartworm injection

This appointment is to be scheduled two months after your consultation. You will drop your pet off with us at apx 9AM. Your dog will stay with us for the day as it is important for us to monitor the dog after the injection. Your dog will receive a heartworm test, bloodwork, X-rays, urine test, and exam. The dog will receive a Diphenhydramine and Dexamethasone injection. We will call to confirm the time for pick up after a couple of hours have past after injection. We will shave part of your pet's back and give a dose of Prednisone. You will be informed of what time the next dose should be given at home. You must continue Prednisone for two months to prevent anaphylaxis as the heartworms die off.


At home

You must restrict the dog's activity to avoid sudden death for the next three months. Short leashed walks only, no running or rough housing allowed. We can prescribe sedation medication if you feel it will be needed.

Your financial part

Required - Prednisone for a 2 months supply based on weight.

Required - Heartworm prevention if not already purchased

Required - Diphenhydramine and Dexamethasone injection 

Optional - Flea/tick  prevention if not already purchased

Optional - Trazodone 

Possibly - If the bloodwork, X-ray, or urine find anything not related to the heartworms, treatment cost is solely your responsibility.

next appointment

Book your pet's appointment for one month from your first injection. If for any reason, you switch doctors or return the dog, send us an email to Help@GrandOaksPetHospital.com so we can remove you from our list. 


Anyone not in compliance during this entire process must be reported to OCAS. 

contact us

If your pet is lethargic, has decreased appetite, vomiting or diarrhea, or shows difficulty breathing. If we are not open and the dog is not breathing properly, contact an emergency hospital closest to you. Please make sure you have signed up for our pet portal to have access to your records if needed. 

Your Third Visit -30 days after 1st injection

VERY IMPORTANT

Please be aware your dog must return to us within 24 hours for another injection. 

If it is easier, you can board the dog with us. Check at the front desk to find current pricing.   

During this visit

You will drop your pet off at 9am. One of our skilled veterinarians will give a Diroban injection after doing an exam. The dog will receive a Diphenhydramine and Dexamethasone injection. We will monitor your pet throughout the day and you should be able to pick up at 6PM. Your dog will be walked, given water, receive comfortable bedding, and showered with love.

Your financial part

Required - Prednisone

Required - Diphenhydramine and Dexamethasone injection 

Required - Heartworm prevention if not already purchased

Optional - Flea/tick  prevention if not already purchased

Optional - Trazodone 

Optional - Boarding

next appointment

Book your pet's appointment for 24 hours from your second injection. If for any reason, you switch doctors or return the dog, send us an email to Help@GrandOaksPetHospital.com so we can remove you from our list. 


Anyone not in compliance during this entire process must be reported to OCAS. 

contact us

If your pet is lethargic, has decreased appetite, vomiting or diarrhea, or shows difficulty breathing. If we are not open and the dog is not breathing properly, contact an emergency hospital closest to you. Please make sure you have signed up for our pet portal to have access to your records if needed.

Your Fourth Visit - 24 hours after third visit

Important

If you do not board your dog with us, you must bring the pet back at 9AM the next day. 

During this visit

One of our skilled veterinarians will give a Diroban injection after doing an exam. The dog will receive a Diphenhydramine and Dexamethasone injection. We will monitor your pet throughout the day and you should be able to pick up at 6PM. Your dog will be walked, given water, receive comfortable bedding, and showered with love.

Your financial part

Required -Prednisone

Required - Diphenhydramine and Dexamethasone injection 

Required - Heartworm prevention if not already purchased

Optional - Flea/tick  prevention if not already purchased

Optional - Trazodone 

next appointment

Book your pet's appointment for six months from your third injection. If for any reason, you switch doctors or return the dog, send us an email to Help@GrandOaksPetHospital.com so we can remove you from our list. 


Anyone not in compliance during this entire process must be reported to OCAS.

Contact Us

If your pet is lethargic, has decreased appetite, vomiting or diarrhea, or shows difficulty breathing. If we are not open and the dog is not breathing properly, contact an emergency hospital closest to you. Please make sure you have signed up for our pet portal to have access to your records if needed.

Your Fifth Visit - 6 months after fourth visit

During this visit

One of our skilled veterinarians will give a Diroban injection after doing an exam. We will monitor your pet throughout the day and you should be able to pick up at 6PM. 

Your financial part

Required - This exam is not covered by waiver.

Required - Heartworm test

Required - Heartworm prevention if not already purchased

Optional - Flea/tick  prevention if not already purchased

What happens now

Required - This exam is not covered by waiver.

Required - Heartworm test

Required - Heartworm prevention if not already purchased

Optional - Flea/tick  prevention if not already purchased

Contact Us

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Heartworm Positive Dog Care

We are happy to be one of only four pet hospitals in Orange County, FL to support Orange County Animal Shelter with heartworm treatment.

Grand Oaks Pet Hospital

5114 Dr. Phillips Blvd Orlando FL 32819

(407)291-4887

Hours

Today

Closed

We are closed New Year's Day, Easter, Memorial Day, 4th of July, Labor Day, Thanksgiving, and Christmas. 

We are open one weekend a month. Usually the first weekend from 10:00 a.m. to 5:00 p.m. Please check HERE to confirm this availability. 

  • Home
  • About Us
  • First Visit
  • Services
  • Adoptable Kittens
  • Home Delivery
  • Our Rescue Family
  • Payment Options
  • Euthanasia
  • Behavioral
  • Blood Pressure Monotoring
  • Boarding
  • Cancer Care
  • Cats
  • Dental Care
  • Dermatology
  • Emergency Care
  • Heart Disease
  • Heartworm Treatment OCAS
  • Insurance
  • Laser
  • Microchipping
  • Nutritional Counseling
  • Pain Management
  • Parasite Prevention
  • Pet Portal
  • Puppy - Kitten Care
  • Radiology
  • Resources - Referrals
  • Senior Pets
  • Surgery
  • Vaccinations
  • Vision
  • Wellness Exams - Plans
  • Privacy Policy
  • Weekends

Grand Oaks Pet Hospital

5114 Dr. Phillips Blvd. Orlando, FL 32819

(407)291-4887

Copyright © 2026 Grand Oaks Pet Hospital - All Rights Reserved.

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