['healthy']
['ixekizumab', 'boostrix®', 'pneumovax®23']

        Inclusion Criteria:

          -  Healthy males and females without compromised immune system

          -  Have a body mass Index of 18 to 32 kilograms per square meter (kg/m²)

        Exclusion Criteria:

          -  Previously completed or withdrawn from an ixekizumab study or a study investigating
             interleukin-17 (IL-17) antagonists

          -  Have participated, within the last 30 days, in a clinical trial involving an
             investigational product. If the previous investigational product has a long half-life,
             3 months or 5 half-lives (whichever is longer) should have passed

          -  Have known allergy or hypersensitivity to any biologic therapy

          -  Past vaccination allergy or Arthus-type hypersensitivity

          -  Received a tetanus toxoid-containing vaccine within the last 5 years

          -  Severe allergic reaction to Boostrix

          -  Allergic to latex

          -  Have been immunized with pneumococcal vaccine

          -  Known hypogammaglobulinemia

          -  History of Guillain-Barre Syndrome

          -  Active infectious disease

          -  Had a live vaccination within 1 year prior to screening, or intend to have a live
             vaccination during the course of the study

          -  Evidence of a significant uncontrolled neuropsychiatric disorder -

          -  Have a score of 3 on Item 12 of the Quick Inventory of Depressive Symptomatology-Self
             Report (16 Items) at screening

          -  Evidence of Human Immunodeficiency Virus infection, Hepatitis C, B

          -  Had symptomatic herpes zoster within 3 months of screening

          -  Women who are lactating
      