Inactivate or Resolve an Allergy Last updated Save as PDF Navigate to Patient Chart / Allergies Enter the first 2–3 letters of the patient's name in the top navigation bar search box. Click to select the patient from the auto-populated results. The patient's chart / Face Sheet opens. Click Allergies in the left menu. The Allergies page opens. Inactivate an Allergy In the Allergies list, click Edit to the right of the allergy you want to inactivate. The Edit Allergen window opens. Click the "Active" box to deselect it. Type an explanation for the inactivation in the Comments field. Click Save. The allergy is moved to the Inactive tab of the Allergies list.