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Doctor insights on: Can You Still Be Treated For Most Infections If You Have A Penicillin Allergy

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Can you still be treated for most infections if you have a penicillin allergy?

Can you still be treated for most infections if you have a penicillin allergy?

Yes: Despite increasing antibiotic resistance, there usually is another antibiotic that can be found. If this is not the case, and there is a serious need for penicillin, many penicillin allergies can be desensitized. This procedure takes place in the hospital and only lasts for the duration of time that you are taking penicillin, but is effective. So in emergencies, there are still options. ...Read more

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Penicillin Allergy (Definition)

Penicillin allergy can be classified as an ige mediated immediate immune reaction in which a patient develops an allergic reaction to the break-down products of penicillin leading to allergy cell activation and mast cell release within 30 minutes to a few hours or it can be a delayed t cell mediated immune reaction in which patients develop a skin rash days after being ...Read more


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Can you take cefaclor if you have a penicillin allergy?

See below: Depends on your pcn allergy 2-3 % cross allergy usually ok be careful if you have a bad reaction to pcn. ...Read more

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What antibiotics do you take if you have a penicillin allergy?

What antibiotics do you take if you have a penicillin allergy?

Lots of Options: Depends on the infection. Certain infections call for different antibiotics. Penicillin drugs are usually first line for most problems, however there are alternatives that can be used. Your doctor would be the best person to talk about what options are right for you. If you are interested in determining if you still have a penicillin allergy, see an Allergist for penicillin skin testing. ...Read more

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Can you eat bleu cheese if you have a penicillin allergy?

Can you eat bleu cheese if you have a penicillin allergy?

Not the same: The color of bleu cheese is not produced by penicillium, although imagine that if it sat around long enuf and became contaminated this could grow on it. ...Read more

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Is it dangerous to eat moldy bread if you have a penicillin allergy?

Is it dangerous to eat moldy bread if you have a penicillin allergy?

No: Most mold on bread is rhizopus, not penicillium, and would not cause a reaction in those with allergy to the drug penicillin. There have been a few penicillium molds producing penicillin found in some sausages and cheeses, but generally, there probably is not enough penicillin to cause a reaction, since this is almost never seen. The usda recommends that moldy breads be discarded for everyone. ...Read more

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What do you take for mvp prophylaxis if you have a penicillin allergy?

Depends: Some people use Cephalexin - recommendations change often, so you should see your doctor and get their suggestions. ...Read more

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What treatments are appropriate for tonsillitis when you have a penicillin allergy?

What treatments are appropriate for tonsillitis when you have a penicillin allergy?

Zithromax: Azithromycin (zithromax) is a good option for streptococcal tonsillitis. There is some cross-reactivity between penicillins and cephalosporins (such as keflex), and these would not be my first choice. Many infections are caused by viruses, and in this situation antibiotics are not effective. ...Read more

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How to find out if I have a penicillin allergy?

How to find out if I have a penicillin allergy?

Covered by insurance: Testing for penicillin allergy involves skin testing to many of the different components of penicillin (major and minor). This testing is relatively painless and can be done in 2-3 hours. Insurance usually covers such testing. ...Read more

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How to find out if I have a penicillin allergy?

How to find out if I have a penicillin allergy?

Skin test: The formal means is to have skin testing done by a doctor. The agent is prepared to a standard small dose and injected under the skin. Reaction or not is assessed in a standard time interval. ...Read more

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Dr. Tanya Russo
9 doctors shared insights

Infection (Definition)

Infections are invasions of some other organism (fungus, bacteria, parasite) or viruses into places where they do not belong. For instance, we have normal gut bacteria that live within us without causing problems; however, when those penetrate the bowel wall and enter the bloodstream, ...Read more


Dr. John Chiu
2,491 doctors shared insights

Allergies (Definition)

Allergies occur when your immune system is triggered by envirionmental factors it should ignore--for example, pollen in the air, or dander on a cat or dog--and creates cells to fight against them. An allergic reaction typically causes itching, congestion, or drainage, and ...Read more