Amoxicillin 250mg for Dogs, Cats & Horses
Broad-Spectrum Veterinary Antibiotic
Amoxicillin 250mg is a widely prescribed broad-spectrum antibiotic used in veterinary medicine to treat bacterial infections in dogs, cats, and horses. As part of the penicillin antibiotic class, it works by inhibiting bacterial cell wall formation, effectively killing harmful bacteria and preventing further spread of infection.
Veterinarians rely on Amoxicillin 250mg for treating respiratory infections, skin infections, urinary tract infections (UTIs), dental abscesses, ear infections, wound infections, and gastrointestinal bacterial infections in pets and horses.
This strength—250mg per capsule or tablet—is commonly chosen for small to medium dogs, cats, and weight-adjusted doses in horses, ensuring precise antimicrobial coverage tailored to the animal’s size and condition.
Prescription items are NON-RETURNABLE and NON-REFUNDABLE.
NOTE: For generic medications, the product image shown may not reflect the actual item received. Generic medications can vary in size, color, and shape between orders depending on the manufacturer. Additionally, your medication may arrive packaged in a HardyPaw Pharmacy vial.
What Are the Benefits of Amoxicillin 250mg for Dogs, Cats & Horses?
- Broad-Spectrum Action – Effective against both Gram-positive and Gram-negative bacteria.
- Versatile Dosage Strength – 250mg strength allows flexible dosing across small pets to large animals.
- Rapid Therapeutic Effect – Quickly absorbed, leading to visible improvements within 48–72 hours.
- Veterinarian Trusted – Commonly prescribed for a wide variety of infections in dogs, cats, and horses.
- Proven Safety Profile – Well-tolerated under veterinary supervision, with limited side effects.
What Conditions Can Amoxicillin 250mg Treat in Pets?
Amoxicillin 250mg is prescribed for a range of infections across species:
- Dogs – UTIs, ear infections, skin abscesses, dental infections, pneumonia.
- Cats – Upper respiratory infections, bladder infections, abscesses from bites, gingivitis.
- Horses – Respiratory tract infections, infected wounds, cellulitis, post-surgical infection control.
What Is the Dosage and Administration of Amoxicillin 250mg?
Always consult your veterinarian for exact dosage instructions depending on your pet's condition.
Typical guidelines:
- Dogs & Cats – 5–10 mg per lb body weight, given 2–3 times daily. A 250mg capsule is often suitable for medium-sized dogs and larger cats, adjusted for weight.
- Horses – Higher weight-based doses are required, often divided into multiple 250mg capsules to reach therapeutic levels.
- Duration – Prescribed for 5–14 days, depending on infection severity.
💡 Do not discontinue treatment early, as incomplete courses can lead to antibiotic resistance.
What Are the Ingredients in Amoxicillin 250mg?
- Active Ingredient: Amoxicillin (250mg per capsule/tablet)
- Inactive Ingredients: Capsule excipients, fillers, stabilizers (vary by manufacturer).
What Are the Side Effects of Amoxicillin 250mg in Pets?
Most pets tolerate Amoxicillin well, but some may experience:
Common side effects:
- Diarrhea
- Vomiting
- Loss of appetite
- Drooling (more common in cats due to taste)
Rare but serious effects:
- Allergic reaction (facial swelling, rash, breathing difficulty)
- Severe diarrhea (possible secondary infection)
⚠️ If severe reactions occur, discontinue medication and contact your veterinarian immediately.
What Warnings Should Owners Know Before Giving Amoxicillin 250mg?
- Do not use in pets with known penicillin or cephalosporin allergies.
- Caution in animals with kidney or liver disease.
- Pregnant or nursing animals should only receive Amoxicillin with veterinary approval.
- May interact with other antibiotics and certain medications (e.g., anticoagulants).
- Store in a cool, dry place, out of reach of children and pets.
Comparison Table: Amoxicillin 250mg Use Across Species
|
Animal |
Typical Use Cases |
Example Dosing Guidance |
Notes |
|
Dogs |
UTIs, skin, ear, dental infections |
5–10 mg/lb, 2–3x daily |
Medium breeds often need 250mg |
|
Cats |
Upper respiratory, bite abscesses, bladder infection |
Adjusted per weight |
Often compounded for palatability |
|
Horses |
Pneumonia, wound infections, cellulitis |
Multiple 250mg capsules to reach dose |
Higher doses required |
Shipping & Returns
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Amoxicillin 250mg FAQs
What is Amoxicillin 250mg used for in pets?
Amoxicillin 250mg treats bacterial infections such as UTIs, respiratory infections, skin abscesses, and dental infections in dogs, cats, and horses.
How do I give my pet Amoxicillin 250mg?
It is usually given orally as a capsule or tablet, with or without food. Always follow your vet’s dosing instructions.
Can I give my pet leftover human Amoxicillin 250mg?
No. Veterinary dosing differs from humans, and formulations may contain ingredients unsuitable for animals.
How long should my pet stay on Amoxicillin 250mg?
Treatment usually lasts 5–14 days, but always complete the full course to prevent resistant infections.
Is Amoxicillin 250mg safe for all pets?
Yes, when prescribed by a vet, but pets allergic to penicillin or those with liver/kidney disease require extra caution.
High-Authority Veterinary References
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