Description

Levetiracetam is an anticonvulsant medication used for the treatment and prevention of seizures and epilepsy in animals. It is often given in combination with other medications to help achieve optimal seizure control. This product is an oral solution and should not be confused with immediate or extended release tablets. Used to help control epilepsy and other seizure disorders in dogs and cats, often in combination with other medications. Do not discontinue this medication abruptly, request refills ahead of time to prevent treatment interruption. This oral solution may be a more practical option for small animals that require precise, lower doses, as well as for those with difficulty swallowing tablets. May be prescribed for other animal species, please consult your veterinarian. While this drug does not have an FDA approved indication for all animal uses, it is commonly accepted for veterinarians to prescribe this medication for use in animals.

• - Product sourced directly from the manufacturer or their approved distributor. Guaranteed genuine product backed by the manufacturer. For: Dogs and Cats. Active ingredient(s): Levetiracetam. Common brand names: Keppra. Drug class: Anticonvulsant. Product flavoring: Levetiracetam Oral Solution is typically supplied in an artificial grape flavor. Specific flavoring may vary depending on current manufacturer availability. Product strength and size: This product contains 100 mg of levetiracetam per 1 mL of oral solution. Please ensure the selected product and package size are appropriate for your pet, as recommended by your veterinarian. For current availability, please refer to the product selection above. Usage: Levetiracetam Oral Solution should be given orally as directed by your veterinarian. Do not discontinue this medication abruptly. Please consult your veterinarian before making any changes or discontinuing the prescribed dosing schedule
• - Request refills from your veterinarian ahead of time to avoid treatment interruptions. This medication can be given with or without food. If your pet vomits or appears unwell after receiving a dose on an empty stomach, give future doses with food or a small treat. If vomiting continues, contact your veterinarian. Missed doses: Administer the dose 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 consult your veterinarian. Storage: Store in a cool, dry place at a controlled room temperature (68-77F), or as otherwise indicated by the manufacturer product label. Keep in a secure location out of the reach of children and pets. Keep bottle tightly closed when not in use
• - Exposure to extreme temperatures, light, or moisture may affect the integrity and effectiveness of medications. Always store medications properly (e.g., away from the bathroom, kitchen sink, or other damp places). Side effects: Levetiracetam is generally well tolerated in dogs and cats. The most common side effects of this medication are sedation, lethargy, and decreased coordination. Decreased appetite and excessive salivation have also been reported in cats. These effects are usually temporary and diminish over time. In some cases, gastrointestinal upset (e.g., vomiting) and behavioral changes have also been reported. Contact your veterinarian immediately if your pet has a seizure, extreme behavioral changes (e.g., aggression), severe and/or persistent vomiting, or complete loss of appetite. Notify your veterinarian if your pet experiences any of the effects described above, or if you notice any other side effects that are persistent or troublesome
• - If you notice anything unusual, please consult your veterinarian. Precautions: Do NOT discontinue this medication abruptly or make any changes to the prescribed dosing schedule without consulting your veterinarian first. Do not miss any follow-up visits, as bloodwork and/or an exam may be required to monitor your pet's progress. Use with caution in animals with preexisting kidney impairment/disease. Dose adjustments may be required in these patients. Levetiracetam should be used with caution in pregnant or nursing animals. Discuss the risks of using this medication with your veterinarian if your pet is in one of these groups. Do not administer this medication to animals with a known or suspected allergy/hypersensitivity to it or any of its ingredients. 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. Drug and food interactions: The following drugs may have potential interactions with this medication: antihistamines (e.g., diphenhydramine, hydroxyzine), benzodiazepines (e.g., diazepam), bromides, CNS depressant drugs (e.g., dexmedetomidine, methocarbamol, opioids), gabapentin, methotrexate, mirtazapine, tramadol, trazodone, and tricyclic antidepressants (e.g., amitriptyline, clomipramine). Animals taking phenobarbital concurrently may require dose adjustments. NOTE: this may not be a comprehensive list. 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 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: this information is for third-party services and is provided for convenience in case of potential poison-related emergencies. There may be a consultation fee 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. Consult your veterinarian for complete information about this product and how it fits into your pet's individual treatment plan. Last revised: 2/05/2026