Virbac Corporation

AYRADIA™ Oral Suspension

Virbac Corporation
$67.05 - $125.87
 
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Description
AYRADIA (metronidazole oral suspension) for Dogs
  • AYRADIA oral suspension is the first FDA-approved flavored oral metronidazole solution for dogs and puppies
  • The active ingredient is metronidazole, with both antibacterial and antiprotozoal activities1
  • Metronidazole is well established as effective and safe when given as prescribed1
  • The flavored liquid formulation makes accurate dosing easy for dogs and puppies
  • AYRADIA oral suspension can be given with a small amount of food or directly into your dog’s mouth

INDICATIONS:
AYRADIA oral suspension is indicated for the treatment of Giardia duodenalis infection in dogs.

IMPORTANT SAFETY INFORMATION:
AYRADIA (metronidazole oral suspension): Not for use in humans. Avoid contact with skin and wash hands after use. In dogs, neurologic effects have been associated with AYRADIA oral suspension use at high doses. Use with caution in dogs with hepatic dysfunction. The safe use of this drug in dogs intended for breeding purposes and in pregnant or lactating dogs has not been evaluated. For the full prescribing information, call Virbac at 1-800-338-3659 or view the Product Insert.

References:
1. FDA approves first treatment for Giardia duodenalis in any animal species. FDA. October 11, 2023. Updated November 11, 2023. https://www.fda.gov/animal-veterinary/cvm-updates/fda-approves-first-treatment-giardia-duodenalis-any-animal-species

WARNING: This product can expose you to metronidazole, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

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For
Dogs

Active ingredient(s)
Metronidazole

Drug class
Nitroimidazole antimicrobial

Product flavoring
AYRADIA oral suspension is liver flavored.*
*Contains hydrolyzed chicken protein; complete inactive ingredients list not provided by the manufacturer.

Product strength & size
AYRADIA contains 125 mg of metronidazole per mL of oral solution and is supplied in 30 mL or 100 mL bottles. Each bottle comes pre-assembled with a dispensing system and an included 3 mL oral dosing syringe.
Please ensure the selected product and quantity are appropriate for your pet, as recommended by your veterinarian. For current availability, please refer to the product selection above.



Usage
AYRADIA oral suspension should be administered as directed by your veterinarian. Wash your hands thoroughly with soap and water after administration. Please consult your veterinarian before making any changes or discontinuing the prescribed dosing schedule.
Complete the full course of treatment as prescribed, even if your pet's condition improves. Incomplete treatment may result in recurrence or worsening of the infection. Contact your veterinarian ahead of time if your pet needs a refill.

If a dose is missed, administer it as soon as possible. If it is almost time for the next dose, skip the missed dose and continue with the regular schedule. Do not give more medication than prescribed or two doses at once. If you have questions about your pet’s prescribed dosing schedule (e.g., timing, interval), please contact your veterinarian.

Manufacturer Dosage and Administration*
Shake vigorously before use.
AYRADIA oral suspension is administered orally at a dose of 25 mg/kg (11.3 mg/lb) of body weight, using the supplied syringe, twice daily for five consecutive days. Each line on the included dosing syringe represents 0.1 mL of oral suspension. For dogs weighing more than 15 kg (33 lb), the total dose volume will be divided over multiple syringe draws because the dosing syringe only holds up to 3 mL. Alternatively, a standard luer lock syringe that holds more than 3 mL can also be used. The flavored suspension can be administered directly into the mouth or in a small amount of food.

*Additional information may be provided within the manufacturer’s full Prescribing Information, including the Instructions for Using the Dispensing System and Preparing a Dose of AYRADIA oral suspension. Always follow the specific instructions provided by your veterinarian regarding your pet's care.

Storage
Store in a cool, dry place at a controlled temperature below 86°F in the upright position. Keep this and all other medications in a secure location out of the reach of children and animals. Keep the bottle tightly closed when not in use. Once opened, use within 6 months.
Exposure to extreme temperatures, light, or moisture can affect the integrity and effectiveness of medications. Always store this medication properly (e.g., away from the bathroom, kitchen sink, or other damp places), as outlined on the product label.



Side effects
The most common side effects of this medication are diarrhea and vomiting.
Other reported side effects include hyperactivity, excessive salivation, abdominal pain, excessive thirst, excessive urination, decreased/lack of appetite, ear infection, and lethargy.
Contact your veterinarian immediately if your pet experiences any signs of neurologic toxicity (e.g., decreased coordination, seizure), complete loss of appetite, or yellowing of the skin, gums, and/or whites of the eyes (jaundice).

The information provided above may not encompass all possible side effects. Please notify your veterinarian if your pet experiences any side effects, including those listed above, or if you notice anything unusual.

Precautions
Before using this product, please review the manufacturer’s full Prescribing Information for any relevant warnings and safety precautions.
For oral use in dogs only.
Federal law prohibits the extra-label use of this drug in food-producing animals.
Not for use in humans. Keep this and all other medications out of reach of children and animals.
People with known sensitivity to metronidazole or other nitroimidazole derivatives should avoid contact with AYRADIA oral suspension. This product is not a dermal or eye irritant but is a skin sensitizer which can potentially cause allergic contact dermatitis. Wash hands after use. Avoid contact with skin. In case of skin contact, wash the affected area thoroughly. Persons who come in contact with the dog’s saliva during the first five minutes after administration should wash their hands. If the drug has been applied to dog food, the dog food should be kept away from children until after the dog has finished eating. Avoid accidental ingestion. In case of accidental ingestion, seek medical advice immediately.

Use with caution in dogs with hepatic dysfunction.
The safe use of this drug in dogs intended for breeding purposes and in pregnant or lactating dogs has not been evaluated. Discuss the risks of using this medication with your veterinarian prior to use if your pet falls into one of these categories.

Do not administer this medication to animals with a known or suspected allergy/hypersensitivity to any nitroimidazole drug, including metronidazole, or to any other ingredient in the formulation. Allergic reactions to medications may occur. Please inform Vetsource and your veterinarian if your pet has any known sensitivities or allergies, especially to medications and supplements.
If your pet displays symptoms of an allergic reaction, discontinue therapy and call your veterinarian immediately or seek emergency veterinary attention. Symptoms may include (but are not limited to): swollen lips, tongue, face, or airways; difficulty breathing; agitation; profuse salivation; and widespread hives or itching.

Food and drug interactions
This medication should NOT be used concurrently with products that contain ethanol (alcohol) or propylene glycol, as a reaction may occur with symptoms including nausea, vomiting, cramps, and dizziness.
While there are no specific food or drug interactions reported for this product, potential interactions may still be possible. The following drugs* may have potential interactions with this medication: cyclosporine, mycophenolate, phenobarbital, sotalol, and warfarin.
*NOTE: This may not be a comprehensive list. Please consult your veterinarian if you have any questions or concerns prior to use. Contact your veterinarian if your pet experiences any unusual reactions when multiple medications and/or supplements are given together.

Please ensure your veterinarian is aware of all medications, supplements, and over-the-counter (OTC) products that your pet is currently using. Your veterinarian may prescribe multiple medications, even if a potential drug interaction may occur. In these instances, your veterinarian may adjust the dosages or monitor your pet more closely.

Adverse reactions
If you are concerned that your pet has experienced an adverse reaction to this medication, please contact Virbac AH at 1-800-338-3659 or Vetsource Pet Owner Care at 877-738-4443.

Overdose
If you have any reason to suspect accidental ingestion or overdose, call your doctor/veterinarian or the appropriate poison control resource immediately.

For humans:
The national toll-free Poison Help line, 1-800-222-1222, will connect you to your local poison center in case of emergency. This service is available nationwide and in most U.S. territories.

For animals:
The ASPCA Animal Poison Control Center is available 24 hours a day, 365 days a year at 888-426-4435.
Pet Poison Helpline also provides a 24/7 animal poison control service at 855-764-7661.

*Please note: The contact information provided above is for third-party services in the event of a potential poison-related emergency. Consultation fees may apply for these services.

Disclaimer
The content provided on this page is NOT medical advice.
All content, including the images and product description above, is intended for general informational purposes only and should not be considered a substitute for professional veterinary consultation, diagnosis, or treatment.
For additional information about this product and how it fits into your pet's individual treatment plan, please consult your veterinarian.


Last revised: 7/13/2026
$67.05 - $125.87