Ryan holds degrees from the University of Cincinnati and Indiana University and certifications in emergency management and health disaster response. His work includes various books, articles for "The Plain Dealer" in Cleveland and essays for Oxford University Press. View Full Profile The Mayo Clinic states that allergy to amoxicillin is not genetic, but acquired by persons exposed to the drug at some point in medical treatment. Individuals allergic to the penicillin family are not certain to have an allergic reaction to amoxicillin. Women, people with HIV/AIDS and cystic fibrosis patients have a higher risk for an allergic reaction to the drug, according to the Mayo Clinic staff. Allergic rashes may occur on any part of the body, but a rash typically develops first on the chest, arms or legs. The CDC reports that swelling is another common allergic reaction, and that it may occur on the tongue and threaten to impede airways. These reactions may or may not be accompanied by a fever. Anaphylactic reactions are the most severe allergic response, involving heart arrhythmia and difficulty in breathing. Many patients report allergies to antibiotics but often this will be based on vague symptoms or a historical entry in the clinical notes, which the patient cannot recall, e.g. a suspected allergy to penicillin during childhood. This can be a dilemma when a clinician does not want the patient to be deprived of the best available treatment, but is concerned about the risk of giving an antibiotic if the patient does in fact have an allergy. The answers to these questions will help in the risk-benefit analysis of whether the antibiotic can be prescribed again. Allergy is an immunological reaction (Ig E-mediated hypersensitivity) to a medicine. It is when the immune system produces an exaggerated or inappropriate response that does not normally in occur in most other people. It can be loosely defined as an unusually low threshold for experiencing the adverse effects of a medicine or an exaggerated expression of the adverse effects of a medicine, e.g.
Amoxicillin or ampicillin may result in a unique rash which is not indicative of an IgE-mediated penicillin allergy and which does not require skin testing. Jul 3, 2017. You might not remember ever having an allergic reaction to. Amoxicillin, a member of the penicillin family, is a first-choice drug to treat.