Tag Archives: drug allergy

ALLERGY QUESTIONNAIRE HELPS DETERMINE TRUE PENICILLIN ALLERGY IN CHILDREN

FCAAIA Notes: Up to 95% of people who are labelled allergic to penicillin (amoxicillin, etc.) are not allergic.  Some never were; either they had something happen that was while taking the antibiotic but was unrelated to it, others avoid it … Continue reading

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CANNABIS SATIVA ALLERGY: LOOKING THROUGH THE FOG

FCAAIA Notes: The world’s really going to pot, isn’t it?  Over the years, I’ve told many patients that herbal and other natural supplements are potential allergens.  Here is a perfect example, as marijuana is certainly natural.  But should I call … Continue reading

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FDA: CHLORHEXIDINE GLUCONATE MAY CAUSE ALLERGIC REACTIONS

FCAAIA Notes: It is pretty rare that products placed on unbroken skin cause systemic allergic reactions.  However, chlorhexidine is a notable exception. Chlorhexidine is in many over the counter antiseptic products.  You should not avoid these products unless you react … Continue reading

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TESTING PENICILLIN ALLERGY CUTS WIDE-SPECTRUM ANTIBIOTIC USE

FCAAIA Notes: Of all the medications out there, the one for which we have the best data about how to interpret testing is penicillin.  If your testing to penicillin and a metabolite of penicillin (Pre-Pen®) is negative, there is up … Continue reading

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PRESCRIBERS HAVE POOR UNDERSTANDING OF PENICILLIN ALLERGY

FCAAIA Notes: Penicillin is still the drug of choice for some infections.  It is inexpensive and has a relatively narrow spectrum of anti-bacterial coverage. It is estimated that up to 95% of people who are labelled “penicillin allergic” are actually … Continue reading

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IS THIS PATIENT REALLY ALLERGIC TO PENICILLIN?

FCAAIA Notes: About 95% of people labeled allergic to penicillin are not.  Some never were and the others outgrew their allergy. Using other more expensive and broad spectrum antibiotics increase medical costs and contributes ot bacterial resistance to antibiotics. Of … Continue reading

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PENICILLIN APPEARS SAFE IN PATIENTS WHO REPORT ALLERGY

FCAAIA Notes: Penicillin allergy is out-grown at a rate of about 10% per year, so after 10 years, only about 10% of patients are still allergic.  Of course, many people who think they are allergic to penicillin were never allergic … Continue reading

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DRUG REACTIONS LARGEST FACTOR IN FATAL ANAPHYLAXIS

FCAAIA Notes: Medications are the most common cause of fatal anaphylaxis in adults. But, food is probably still the most common cause in children.  Why? Probably a few reasons.  First, adults generally take more medications than children. Also, intravenous or … Continue reading

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PENICILLIN ALLERGY: A MOUNTAIN OR A MOLEHILL?

FCAAIA Notes: Up to 95% of people who report penicillin allergy are NOT allergic.   Some never were and the rest “outgrew” the allergy. This interview with 3 of the nation’s experts on penicillin allergy is revealing and useful. If you … Continue reading

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SHELLFISH ALLERGY DOESN’T PREDICT REACTION TO IMAGING AGENTS

FCAAIA Notes: It is not news that reactions to intravenous dyes (radiocontrast material, RCM) and shellfish allergy are not related.  Having one does not put you at any increased risk of the other.  Nonetheless, patients are still usually asked, “Are … Continue reading

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