784 S. Central Ave, Oviedo, FL 32765
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Compounded in OviedoPhenobarbital flavored oral suspension

Medication library / Phenobarbital

Seizures and nerve pain

Phenobarbital

For petsLast updated 10/1/26
Available as
Flavored oral suspensionCapsuleOral liquidTabletTransdermal gel (PLO)
Flavors
ChickenTunaMarshmallowBeefWild CherryGrilled SalmonDuckBaconPeanut ButterCatnip
Start with a prescriptionVeterinarians: how to send it

Pick up in Oviedo or ship within Florida. Most compounds ready same day to 24 hours.

  • Made to your prescription. Prepared in the strength your veterinarian orders.
  • 5 dosage forms. Flavored oral suspension, Capsule, Oral liquid, Tablet and more.
  • Flavor options. Chicken, Tuna, Marshmallow, Beef, Wild Cherry and more.
  • Pharmacist access. Call and a person answers.
Made in our pharmacyPrescription required
What is Phenobarbital?

Boosts the brain's main calming signal (GABA), reducing seizure activity.

Why is it compounded?

Most medications are made for people, in strengths and forms that don’t suit pets. Compounding lets us prepare Phenobarbital in the exact strength your veterinarian orders, in forms such as flavored oral suspension, capsule, oral liquid. Flavoring helps pets and people take it more easily. We can also leave out dyes, fillers or allergens when needed.

Compounded medications are prepared from a valid prescription for an individual patient and are not FDA-approved. This page is for education and is not medical advice.

Getting your prescription filled is simple

  1. Send us the prescriptionYour veterinarian e-prescribes, faxes or calls it in to Pharmacy on the Park.
  2. A pharmacist reviews itWe verify it, confirm the price and timing, and call you.
  3. We compound it for youPick up in Oviedo or we ship within Florida.

What is Phenobarbital?

Long-standing seizure medication for dogs and cats.

At Pharmacy on the Park, Phenobarbital is compounded in our pharmacy from a prescription, in the strength and form your veterinarian orders.

Compounded medications are not FDA-approved. They are prepared for one patient from a valid prescription. Any use may be off-label, and your veterinarian decides whether it is right for your pet.

How does it work?

Boosts the brain's main calming signal (GABA), reducing seizure activity.

What is it used for?

Long-standing seizure medication for dogs and cats. Your veterinarian determines the use, dose and monitoring.

How is it used?

  • Flavored oral suspension. Flavored suspensions are shaken well and measured with the oral syringe we provide, then given by mouth.
  • Capsule. Capsules are swallowed by mouth. For pets, a capsule can often be hidden in a small treat if your veterinarian agrees.
  • Oral liquid. Oral liquids are shaken well and measured with the oral syringe we provide.
  • Tablet. Tablets are taken by mouth as directed on your label.
  • Transdermal gel (PLO). Transdermal gel comes in pre-measured syringes. Wearing a glove, rub the measured amount into the hairless inner ear, alternating ears if directed.

Follow the directions on your label. The strength, amount and schedule are set by your veterinarian.

Side effects and safety

Commonly reported: Sedation, increased thirst, appetite and urination; requires liver monitoring. Call your veterinarian or us about any reaction that concerns you.

Who should use caution?

Pets with liver disease. Needs regular blood level and liver monitoring. Share your full medical history and medication list with your veterinarian.

How should it be stored?

Check your label: many flavored liquids are refrigerated. Shake well before each dose. Check your label: some liquids are refrigerated. Shake well before each dose. Store syringes as directed on the label, capped and away from heat. Always follow the storage directions and beyond-use date on your label, and keep medications out of reach of children and pets.

Why is it compounded?

Most medications are made for people, in strengths and forms that don’t suit pets. Compounding lets us prepare Phenobarbital in the exact strength your veterinarian orders, in forms such as flavored oral suspension, capsule, oral liquid. Flavoring helps pets and people take it more easily. We can also leave out dyes, fillers or allergens when needed.

Personalized compounding from a pharmacy that knows your name.

“The pharmacy world needs people who are fair, and I want to be as fair to as many people as possible.”

Ian Tasman, PharmD
Owner and pharmacist, Pharmacy on the Park

IT
Quality and testing

Held to a higher standard

  • AccreditedBy The Compliance Team.
  • USP <800> compliantSafe handling of hazardous drugs.
  • Meets USP <795>Nonsterile compounding standards.
  • Meets USP <797>Every sterile batch tested by Pharmetric Labs.
Our quality standards

Our formulations

Phenobarbital is compounded to the strength your veterinarian orders. These are the forms we have prepared.

FormFlavorsNotes
Flavored oral suspensionChicken, Tuna, Marshmallow, Beef, Wild Cherry, Grilled Salmon, Duck, Bacon, Peanut Butter, CatnipFlavored suspensions are shaken well and measured with the oral syringe we provide, then given by mouth
Capsule—Capsules are swallowed by mouth
Oral liquidChicken, Tuna, Marshmallow, Beef, Wild Cherry, Grilled Salmon, Duck, Bacon, Peanut Butter, CatnipOral liquids are shaken well and measured with the oral syringe we provide
Tablet—Tablets are taken by mouth as directed on your label
Transdermal gel (PLO)—Transdermal gel comes in pre-measured syringes

Forms are listed for education only. A valid prescription is required, and your veterinarian chooses the form, strength and schedule. Compounded medications are not FDA-approved.

For veterinarians

How to e-prescribe Phenobarbital

Compounded preparations have no NDC, so they won’t appear in a standard drug search. Use your system’s compound or free-text entry.

  1. Find Pharmacy on the Park in your pharmacy directory

    Search by NCPDP or by name and ZIP. Save us as a favorite.

    NCPDP 5747239NPI 1720664709784 S Central Ave, Oviedo, FL 32765Phone 407-977-9779Fax 407-977-0079
  2. Choose the preparation
    Phenobarbital flavored oral suspensionPhenobarbital capsulePhenobarbital oral liquidPhenobarbital tabletPhenobarbital transdermal gel (plo)
    Rx: Phenobarbital ___ (flavored oral suspension) flavor: Chicken
Quantity: ___
Sig: ___
Refills: ___
Pharmacy: Pharmacy on the Park, 784 S Central Ave, Oviedo, FL 32765 · NCPDP 5747239 · Fax 407-977-0079
  3. Enter it as a compound

    Use compound, non-formulary or free-text entry and paste the details into the prescription body. Include strength, form, directions, quantity, species, weight and flavor if needed.

  4. Send it

    Transmit from your EHR, fax it to 407-977-0079, or call 407-977-9779 to speak with a pharmacist. We’ll call the owner when it’s received.

Put the formula in the prescription itself, not in “Notes to pharmacy.” Some systems don’t transmit that field.

Frequently asked questions

What is Phenobarbital?

Boosts the brain's main calming signal (GABA), reducing seizure activity.

What is it used for?

Long-standing seizure medication for dogs and cats.

What forms and flavors are available?

We have prepared it as flavored oral suspension, capsule, oral liquid, tablet, transdermal gel (plo). Flavors include Chicken, Tuna, Marshmallow, Beef, Wild Cherry, Grilled Salmon, Duck, Bacon, Peanut Butter, Catnip.

What are the common side effects?

Sedation, increased thirst, appetite and urination; requires liver monitoring.

Who should use caution?

Pets with liver disease. Needs regular blood level and liver monitoring.

Are compounded medications FDA-approved?

No. Compounded medications are prepared for an individual patient from a prescription and are not FDA-approved.

Do I need a prescription?

Yes. Your veterinarian sends the prescription to us and decides the strength and schedule.

Can you fill a prescription from my own veterinarian?

Yes. Ask them to e-prescribe to Pharmacy on the Park (NCPDP 5747239), fax 407-977-0079 or call 407-977-9779.

Do you ship?

Yes, within Florida. You can also pick up at 784 S. Central Ave in Oviedo.

What is compounding?

Preparing a medication for one patient from a prescription when a commercial product isn’t the right strength, form or flavor.

Pickup and shipping

OptionWhereTiming
Pickup784 S. Central Ave, OviedoMost compounds same day to 24 hours
ShippingWithin FloridaWe confirm timing when your prescription arrives

Questions? Call 407-977-9779. A person will answer.

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References

  1. DailyMed (U.S. National Library of Medicine): drug labels for Phenobarbital
  2. PubMed: published studies on Phenobarbital
  3. FDA: human drug compounding

General information about Phenobarbital as an active ingredient, pending pharmacist review. Last updated 10/1/26. Pharmacy on the Park does not decide whether a medication is right for you; your veterinarian makes that call.

Call us. A person will answer.

Tell us what you need and we'll help you get it handled, whether it's a transfer, a compound or a question for your pharmacist.

Call 407-977-9779Send a Prescription