Specific IgE - Amoxicillin
- Sample Type
- Standard
- Fasting
- No
- Unit
- kUA/L
This test measures the concentration of allergen-specific Immunoglobulin E (IgE) antibodies to Amoxicillin in the serum. It is used to evaluate patients suspected of having a Type I immediate hypersensitivity reaction to this specific penicillin-class antibiotic. In an 'Allergy Profile With Drugs', this helps distinguish between a true IgE-mediated allergy (which carries a risk of anaphylaxis) and a non-allergic drug reaction (like a delayed maculopapular rash).
Check Your Result
Check Your Result
Enter your lab result to see where you stand compared to the standard reference range.
Why Context Matters
A negative result does not 100% rule out allergy, as IgE levels can wane over time if the drug hasn't been taken recently. Conversely, a positive result indicates sensitization but not always clinical reactivity. A second opinion from an allergist is vital before performing a 'drug challenge' or permanently labeling a patient as 'penicillin allergic.'
Lab ranges are statistical averages, not biological laws. "Normal" for a 20-year-old male isn't normal for a 60-year-old female.
Clinical References
Source-of-truth databases and clinical guidelines for Specific IgE - Amoxicillin:
Official Sources
Research & Guidelines
Related Indicators
Medically Reviewed by Dr. Binoy Babu, MBBS
Board Certified Doctor • 10+ Years Clinical Experience
Dr. Babu is a practicing physician dedicated to empowering patients with clear, actionable medical information. He founded 2opi to bridge the gap between complex lab reports and patient understanding, ensuring everyone has access to a reliable second opinion.
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