The following interventions may be used to treat the symptoms of an allergic reaction to penicillin: Treatment for the current allergy symptoms.Interventions for a penicillin allergy can be divided into two general strategies: This would enable your doctor to identify an antibiotic that can be used safely.ĭuring a drug challenge, your doctor provides careful supervision, and supportive care services are available to treat an adverse reaction. If you are allergic to one type of penicillin, your doctor may recommend a graded challenge with a type of penicillin or cephalosporin that's less likely - because of known chemical properties - to cause an allergic reaction. You will be able to take the drug as prescribed. If you reach the therapeutic dose with no reaction, then your doctor will conclude you aren't allergic to that type of penicillin. With this procedure, you receive up to five doses of the suspect penicillin, starting with a small dose and increasing to the desired dose. If the diagnosis of a penicillin allergy is uncertain, a graded drug challenge may be recommended. But a negative result is more difficult to interpret because some kinds of drug reactions cannot be detected by skin tests. A negative test result usually means you're not at high risk of an allergy to penicillin. A positive reaction to a test will cause a red, itchy, raised bump.Ī positive result indicates a high likelihood of penicillin allergy. With a skin test, the allergist or nurse administers a small amount of the suspect penicillin to your skin with a tiny needle.
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