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

A 39-year-old member asked:
Dr. Sean McGhee
23 years experience Allergy and Immunology
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 pe ... Read More
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Dr. Jack Mutnick
17 years experience Allergy and Immunology
Unlikely: But why would you want to eat moldy bread? Just kidding. The basic answer is "no" but I am sure it is a possibility.
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A male asked:
Dr. Harold Fields
61 years experience Family Medicine
Mold : If nothing has happened by now then everything is good
A 41-year-old member asked:
Dr. Martin Raff
56 years experience Infectious Disease
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 i ... Read More
A 25-year-old female asked:
Dr. Rashed Hasan
31 years experience Pediatrics
Allergy: allergic reaction to penicillin which is usually Ig E mediated is different from the drug reaction that may progress to erythrma multifirnae major
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A 36-year-old female asked:
Dr. Edward Neilsen
19 years experience Family Medicine
Should be fine: Penicillin was traditionally isolated from specific molds, but the concentration is very low. I am unaware of this ever being a problem, even in the ... Read More
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2 thanks
A 39-year-old member asked:
Dr. Howard Lelvowitz
27 years experience Internal Medicine
See below: Depends on your pcn allergy 2-3 % cross allergy usually ok be careful if you have a bad reaction to pcn.
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A 47-year-old member asked:
Dr. Justin Greiwe
12 years experience Allergy and Immunology
Lots of Options: Depends on the infection. Certain infections call for different antibiotics. Penicillin drugs are usually first line for most problems, however there ... Read More
A 40-year-old member asked:
Dr. Sean McGhee
23 years experience Allergy and Immunology
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 ... Read More
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A 33-year-old member asked:
Dr. Steven Hill
23 years experience Family Medicine
Depends: Some people use Cephalexin - recommendations change often, so you should see your doctor and get their suggestions.
A 32-year-old member asked:
Dr. James Fox
Dr. James Fox answered
44 years experience Allergy and Immunology
Zithromax: Azithromycin (zithromax) is a good option for streptococcal tonsillitis. There is some cross-reactivity between penicillins and cephalosporins (such ... Read More
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2 thanks

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