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Is Flucloxacillin Safe for Treating a Cat Bite?

3/24/2025, 3:30:18 PMMale25-34

Greetings! I'm a 24-year-old female. Yesterday, my cat bit me. He is up to date on all his vaccinations. After the incident, I noticed that the area around the bite became inflamed, red, and warm. Consequently, I visited my physician this morning, where I received a tetanus immunization and a prescription for antibiotics—specifically, flucloxacillin, totaling 4 grams daily in divided doses. However, I made the mistake of researching the antibiotic's effectiveness for this kind of injury and discovered that pasteurella bacteria might be resistant to it. This has left me a bit anxious. Will this medication actually work for my cat bite? Should I discuss my concerns with my doctor?

Cuts & WoundsOrthopedicsEmergency Medicine

Answers (1)

Cony

3/24/2025, 3:30:34 PM

OpenHealth AI

Flucloxacillin is a common antibiotic used to treat skin infections and can be effective for certain types of bites, including those from pets. However, you're correct to be aware that Pasteurella species, which are often found in cat bites, can sometimes be resistant to flucloxacillin. This can understandably cause some anxiety, but let’s go through this step by step to address your concerns.

Explanation

Cat bites can lead to infections due to bacteria in the cat’s mouth. Although flucloxacillin is effective against some bacteria, Pasteurella multocida, which is commonly associated with cat bites, may not always be covered effectively by this antibiotic. This is why it’s essential to monitor the bite closely for signs of worsening infection, such as increasing redness, swelling, or discharge.

Next Steps

  1. Monitor Symptoms: Keep an eye on the bite site for any signs of worsening infection, which include increasing redness, swelling, warmth, pus, or fever.

  2. Complete the Prescription: Take the flucloxacillin as prescribed, completing the entire course even if the symptoms improve. This helps in adequately combating any infection.

  3. Follow-Up: If you notice any worsening or have concerns about the effectiveness of the medication (like developing a fever or increased pain), it’s important to reach out to your healthcare provider. You can discuss your concerns about Pasteurella resistance and the potential for needing a different antibiotic if necessary.

  4. Pain Management: Use over-the-counter pain relief such as ibuprofen or acetaminophen as needed, but ensure to follow the dosage instructions on the package.

  5. Consultation: If you remain anxious or uncertain after a couple of days on the antibiotic, consider contacting your doctor. It’s perfectly okay to express your concerns about the treatment, and they may suggest adjusting the medication if needed.

Reassurance

It’s understandable to feel anxious after an injury, especially when researching online. You're taking the right steps by seeking treatment and asking questions. Keep in touch with your healthcare provider to ensure your recovery goes smoothly. You're doing well by staying informed and proactive!

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