Once allergy patch testing is completed, the doctor will carefully evaluate the skin’s reaction to the allergens applied during the test. After the patches are removed, the skin is assessed for any signs of a reaction, such as redness, swelling, or blisters. These reactions typically appear between 48 and 96 hours after the patches are applied, and they indicate a delayed allergic response to one or more allergens. The doctor will interpret the results, comparing the skin's response to the known allergens to determine which substances triggered the reaction. Based on the findings, the doctor may recommend lifestyle changes to avoid exposure to the identified allergens or suggest specific treatments for managing symptoms.

In some cases, additional testing may be required to rule out other potential allergens or to assess the severity of a reaction. After the results are discussed, the doctor will work with the patient to develop an allergy management plan, which could include avoiding certain products, using specific skin care regimens, or considering topical treatments for skin irritation. The doctor may also provide advice on how to prevent future allergic reactions and how to recognize early signs of contact dermatitis or other skin conditions. The follow-up appointment after patch testing is essential for creating a personalized treatment plan based on the results.