Baytril® Injection for Dogs, Cats, and Cattle

Baytril Injection is a veterinary antibiotic for bacterial infections in animals. It treats respiratory, urinary, and skin infections under veterinary supervision. Compare options and place an order with US delivery from Canada, even if paying without insurance.

What Baytril Is and How It Works

Baytril® contains enrofloxacin, a fluoroquinolone antimicrobial used in companion animals and livestock. It works by inhibiting bacterial DNA gyrase and topoisomerase IV. This blocks DNA replication and transcription, which may help clear susceptible infections when prescribed appropriately.

CanadianInsulin.com is a prescription referral platform. We verify prescriptions with your prescriber when required, and licensed Canadian pharmacies dispense your order.

This medicine is typically reserved for infections where culture or local guidelines support fluoroquinolone use. Your veterinarian decides if this class is appropriate based on species, site of infection, and likely pathogens. For broader pet therapy options, see our Pet Medications category.

Who It’s For

Baytril injection for dogs may be prescribed for susceptible skin, urinary, or respiratory infections. It can also be used in cats under veterinary oversight for similar indications when appropriate. In cattle, enrofloxacin is labeled for bovine respiratory disease due to susceptible pathogens, as directed by the product label.

This treatment should be avoided in animals with known hypersensitivity to fluoroquinolones. Use caution in growing dogs, as fluoroquinolones may affect developing cartilage. In cattle, the product is intended for beef and non-lactating dairy cattle; it is not for female dairy cattle of breeding age or veal calves. Pregnant or nursing animals should be treated only if the prescriber determines benefits outweigh risks.

Dosage and Usage

Administration and schedules vary by species and indication. A veterinarian determines dose and duration. The injection is typically given by a trained professional or per veterinary instruction. For dogs and cats, injections may be given in a clinic setting or as directed by the prescriber. For cattle, administration follows the approved label route and site for that species.

Use aseptic technique. Confirm vial name before use. Do not share syringes or needles between animals. If instructions are unclear, consult the prescribing veterinarian or the official label for your specific product presentation.

Strengths and Forms

• Companion animals: injectable solution commonly supplied for dogs and cats. A published presentation is 2.27% for small animals; availability may vary by market.
• Food animals: Enrofloxacin 100 mg/mL injection for cattle. Follow the exact on-label species, route, and use conditions.
• Common bottle sizes include 20 mL, 50 mL, 100 mL, or 250 mL, depending on species presentation and manufacturer packaging.

Not all strengths or sizes are stocked at all times. Your prescriber may choose a specific presentation based on species and treatment plan.

Missed Dose and Timing

If a scheduled dose is missed, contact the prescriber for guidance. Do not double doses. Keep consistent timing when a course is prescribed. For livestock, follow the label regimen and any withdrawal instructions given by the veterinarian.

Storage and Travel Basics

Store vials in a secure place away from children and animals. Keep at controlled room temperature as per label and protect from excessive light. Do not freeze. Keep the vial in its carton until use if directed. When traveling, keep the prescription label and pack the vial upright in a protective case. Carry documentation for airport screening if needed. Do not decant into other containers. Use clean needles and syringes with each administration.

Pen Handling and Sharps Disposal

This product is supplied in vials for injection. Use a new sterile needle and syringe for each puncture. Do not recap needles after use if your local regulations advise against it. Dispose of sharps in an approved sharps container. Follow local rules for sharps drop-off or mail-back programs. Never discard needles or syringes with household trash.

Benefits

This medicine offers broad-spectrum antibacterial activity within the fluoroquinolone class for specific, label-supported infections. An injectable route can be useful when oral dosing is not feasible or reliable. Livestock labeling provides defined use cases where a veterinarian may employ single-dose or multi-dose regimens per the official label. For companion animals, the treatment may support management of susceptible organisms when culture and clinical judgment suggest benefit.

Side Effects and Safety

• Injection-site discomfort or transient swelling
• Decreased appetite or gastrointestinal upset
• Restlessness or changes in behavior
• In growing dogs, joint or cartilage concerns
• In cattle, localized tissue reactions at the injection site

Serious but less common effects can include neurologic signs such as tremors or seizures in predisposed animals. Hypersensitivity reactions are possible with any antibiotic. If concerning signs occur, contact the prescribing veterinarian promptly. Use only under veterinary direction and in accordance with the species-specific label.

Drug Interactions and Cautions

Fluoroquinolones can interact with drugs that lower seizure threshold, such as certain NSAIDs in sensitive animals. Although this is an injection, discuss potential interactions with medications, supplements, or feeds. Use caution in animals with CNS disorders. In food animals, follow all label restrictions, species limitations, and withdrawal instructions. Avoid use in animals with known enrofloxacin hypersensitivity.

What to Expect Over Time

Your veterinarian will outline the expected response and follow-up plan. Some animals may show gradual improvement in clinical signs as the infection is controlled. Complete any prescribed course. If signs persist or worsen, contact the prescriber. Follow-up examinations, culture results, or rechecks may be advised to confirm response and guide next steps.

Compare With Alternatives

Other antibiotics may be considered based on culture, site, and species. Veterinarians often compare beta-lactams and tetracyclines when appropriate. See product options such as Clavamox® or Doxycycline when clinically suitable. For broader reading, see Explore Doxycycline For Dogs And Cats Pet Antibiotic Guide. Other enrofloxacin brands may exist in some markets, including Quellaxcin injection; selection depends on availability and prescriber judgment.

Pricing and Access

We list Baytril Injection Canadian pricing for transparency and comparison. Items are offered with US prescription fulfilment oversight, and orders Ships from Canada to US where permitted. You can review current pricing and place an order once your veterinarian has approved therapy. If you are looking for promotions, check our Promotions page. We use encrypted checkout to protect your information.

Availability and Substitutions

Supply can vary by strength and bottle size. If a specific vial is unavailable, your veterinarian may recommend an alternative strength or a different antibiotic. Availability for cattle may include Baytril 100 injectable when stocked. We cannot guarantee restock dates; your prescriber can advise on appropriate substitutions.

Patient Suitability and Cost-Saving Tips

Not every animal is a candidate for a fluoroquinolone. Growing dogs and certain neurologic cases require caution. In livestock, use strictly per label with species and class restrictions. To manage costs, consider multi-bottle orders if the prescriber anticipates ongoing need, and coordinate refills to avoid gaps. You can compare options across our catalog and plan delivery to align with the treatment window. For broader shopping tips, see Buy Pet Antibiotics Online For Dogs Cats And More.

Questions to Ask Your Clinician

• Target infection and likely organisms
• Why this class fits the case
• Expected treatment duration
• Monitoring and recheck needs
• Potential side effects to watch
• Any food animal withdrawal guidance
• Plan if response is incomplete

Authoritative Sources

• Elanco US: Baytril 100 Product Information
• Elanco Canada: Veterinary Products
• Health Canada Drug Product Database

Ready to proceed? You can order this medicine at CanadianInsulin with US shipping from Canada and express shipping, with temperature-controlled handling when required. Information on this page is educational and does not replace veterinary advice.