Ceftriaxone
Also known as: Rocephin
> **Note**: Ceftriaxone is an injectable medication typically administered in a hospital setting by veterinary professionals. - **Injection Site Pain**: Your pet may experience some pain or discomfort at the site of an intramuscular (IM) injection. - **Gastrointestinal Upset**: Watch for signs of diarrhea or loose stools, which can occur with many antibiotics. - **Allergic Reactions**: Contact your veterinarian immediately if you notice signs of an allergic reaction, such as facial swelling, hives, rash, or difficulty breathing. - **Monitoring**: If your pet is receiving this medication long-term, your veterinarian may recommend periodic blood tests to monitor liver and kidney function.
Dosage must be set by your veterinarian for your specific pet. Never give human medication or another pet’s prescription without veterinary guidance.
What it is used for
- Systemic infections
- Susceptible infections
- Susceptible infections
- Meningitis/borreliosis
- Preoperative/intraoperative use
- Skin, genitourinary infections
- Infectious endocarditis and documented resistance against or other contraindications for fluoroquinolones and aminoglycosides
- General susceptible infections
How it is given
Possible side effects
- Pain on IM injection
- Hypersensitivity reactions (rash)
- Granulocytopenia / thrombocytopenia
- Diarrhea
- Mild azotemia
- Biliary sludging (at very high doses)
- Increased liver enzymes, BUN, and creatinine
Cautions & contraindications
- Prior allergic reaction to cephalosporins
- > **Important**: Give IV injections slowly over at least 30 minutes to minimize adverse reactions. - **Hypersensitivity**: Contraindicated in patients with known cephalosporin allergies. Use with caution in penicillin-allergic patients due to potential cross-reactivity. - **Hepatic/Coagulation Issues**: Use cautiously in patients with severe hepatic disease or vitamin K synthesis abnormalities, as cephalosporins can rarely affect bleeding times. - **Renal Impairment**: Dosage adjustments may be necessary in severe uremia, especially if concomitant hepatic impairment exists. - **Biliary Sludging**: High doses may cause biliary sludging (pseudolithiasis), particularly noted in dogs at very high doses (100 mg/kg/day).
Drug interactions
- Aminoglycosides / Nephrotoxic drugs: Potential additive nephrotoxicity; in vitro studies show synergistic or additive antibacterial activity.
- Calcium: Concomitant use with calcium-containing solutions has caused fatal calcium-ceftriaxone precipitates in neonates. Do not mix with calcium or administer within 48 hours of ceftriaxone.
Frequently asked questions
What is Ceftriaxone used for in pets?
> **Note**: Ceftriaxone is an injectable medication typically administered in a hospital setting by veterinary professionals. - **Injection Site Pain**: Your pet may experience some pain or discomfort at the site of an intramuscular (IM) injection. - **Gastrointestinal Upset**: Watch for signs of diarrhea or loose stools, which can occur with many antibiotics. - **Allergic Reactions**: Contact your veterinarian immediately if you notice signs of an allergic reaction, such as facial swelling, hives, rash, or difficulty breathing. - **Monitoring**: If your pet is receiving this medication long-term, your veterinarian may recommend periodic blood tests to monitor liver and kidney function.
Is Ceftriaxone safe for my pet?
Dosage must be set by your veterinarian for your specific pet. Never give human medication or another pet’s prescription without veterinary guidance.
This article is for general education and is not a substitute for professional veterinary advice. If your pet is unwell, please consult a veterinarian.
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