Allergen,Individual-Drug Sulpha antibiotic

• An allergen-specific test for a sulfa antibiotic is typically done to determine if an individual has an allergy to this type of drug.
• This can be helpful information for both the patient and the healthcare provider, as it can inform treatment decisions and help prevent potential allergic reactions in the future.

Patients may undergo testing if they have previously had an allergic reaction to a sulfa antibiotic, or if they have a history of allergies to other drugs or substances. Additionally, patients who have symptoms that suggest an allergy may be tested for a sulfa antibiotic allergy.

Common signs or symptoms of allergy to Individual-Drug Sulpha antibiotic may include the following:

• Hives or skin rashes
• Itching/swelling
• Severe dizziness
• Trouble breathing
• Fast heartbeat

A severe, possibly life-threatening allergic reaction known as anaphylaxis may occur in some cases. An anaphylactic response requires immediate medical attention. Signs or symptoms of anaphylaxis may include:

• Rapid or increased pulse
• Swollen throat or lump, making it difficult to breathe
• Low blood pressure
• Extreme dizziness or loss of consciousness

The Allergen, Individual-Drug Sulpha antibiotic test is a blood test that measure the amount of specific IgE antibodies in the blood in response to a sulfa antibiotic

This test requires a blood sample. A tourniquet (elastic) band is placed tightly on the upper arm. The patient is then asked to make a fist. This helps in the build-up of blood filling the veins. The skin is disinfected before needle insertion and the blood sample is collected in vacutainer.

Detection of IgE antibodies indicates an increased likelihood of allergy to sulfa antibiotic that may be responsible for eliciting signs and symptoms. A negative result indicates that the symptoms are not due to sulfa antibiotic allergies and other differential diagnoses must be considered.

Associated Tests:

Allergy Screening

Allergy - Drug Panel (Maxi)