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Doctor insights on: Best Antibiotic For Spider Bite

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Best antibiotic for a spider bite infection that was not treated with dicloxicillin?

Best antibiotic for a spider bite infection that was not treated with dicloxicillin?

Unlikely: To have been a spider bite. Most of these (unless you have actually seen and identified the spider as a black widow or brown recluse), are community acquired infection with methicillin-resistant staph aureus (mrsa). Many of these are sensitive to Bactrim or Doxycycline or sometimes clindamycin. Dicloxacillin is unlikely to be effective. ...Read more

Dr. John Leander Po
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Antibiotic (Definition)

An antibiotic is a medicine that slows, stops, or kills germs. The germs are usually bacteria causing an infection in a person, so the person uses antibiotics to help his body get ...Read more

Dr. Stephen Scholand
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What is the best antibiotic to treat an infected spider bite?

What is the best antibiotic to treat an infected spider bite?

Boils: What people call 'spider bites' are rarely spider bites; they're usually abscesses (boils). The cause is usually staph. Aureus, including mrsa. Antibiotics like tmp/smx (bactrim), clindamycin, and Doxycycline can be helpful at the early stage, but by the time a boil has formed, they often have to be opened and drained. ...Read more

Dr. Stephen Scholand
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Treating Insect Bites (Checklist)

Apply ice to bites
Once
Use topical corticosteroid cream on itchy bites
Daily
Seek medical attention if symptoms of shock develop
Once
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What treatment at home can be done for black widow spider bite? Which antibiotic is best?

What treatment at home can be done for black widow spider bite?  Which antibiotic is best?

Spider Bite: Treatment for serious reactions to a black widow spider's bite will be beyond the scope of most medical offices and urgent care centers. Pain relief may require the use of narcotics and Antivenin (antitoxin to counteract the effects of the spider venom). ...Read more

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Do spider bites stop progressing after taking antibiotics?

Do spider bites stop progressing after taking antibiotics?

Only if infected.: Antibiotics should do nothing for a spider bite unless of course it is infected. This is not common, but can happen. I suppose that if you had a spider bite and you took anything and the bite regressed as it was wont to do, you could attribute succes to the ingested agent. ...Read more

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Treating Insect Bites (Checklist)

Clean bite with soap and water
once
Apply ice pack
once
Elevate and rest affected body part
once
For discomfort, use oral Benadryl or hydrocortisone cream
once
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After antibiotic treatment, how long before a spider bite will go away?

After antibiotic treatment, how long before a spider bite will go away?

Depends: Different spiders cause different reactions. For less toxic spider bite, which are the most common, it usually takes 7-10 days. To decrease pain and swelling, I have found the use of orally administered steroids to lessen pain and swelling. ...Read more

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Taking Antibiotics (Checklist)

Follow directions on label
Once
Take all doses as directed. Don't stop when you feel better.
Once
Do not take someone else's antibiotic
Once
Throw away any leftover antibiotics when you're done
Once
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I got a spider bite a week ago. By the third day iwas infected . Culture said it was mrsa. Am on antibiotics. How contagious is it for my 18mo old?

Potentially -: The history often recalled by patients diagnosed with community acquired MRSA (ca-mrsa) , is that of a " spider bite". If you have an open wound draining pus, you are quite contagious especially if it's not covered and your child touches it. Some recommendations include: 1.Cover the wound, 2. Wash hands thoroughly, 3. Don't share personal items (eg. Towels), 4. Observe excellent hygiene. ...Read more

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Dr. Stephen Scholand
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