A Study to Evaluate the Safety and Immunogenicity of Sequential Administration of Prevnar 13™ and Pneumovax™ 23 in Healthy Participants 50 Years of Age and Older (V110-029)

Inclusion Criteria:

- Any chronic illness must be documented to be in stable condition

- Male, or a female and agrees to remain abstinent or use 2 acceptable methods of
contraception through 6 weeks after receiving study vaccination, or a female who is
not of reproductive potential

Exclusion Criteria:

- Is or has an immediate family member who is investigational site or sponsor staff
directly involved with this trial

- Prior administration of any pneumococcal vaccine

- History of invasive pneumococcal disease

- Known hypersensitivity to any component of the pneumococcal polysaccharide vaccine,
of the pneumococcal conjugate vaccine, or any diphtheria toxoid-containing vaccine

- Known or suspected impairment of immunological function, documented Human
Immunodeficiency Virus (HIV) infection, asplenia, or history of autoimmune disease

- Received systemic corticosteroids (equivalent of >=2 mg/kg total daily dose of
prednisone or >=20 mg/kg for persons weighing >10 kg) for >=14 consecutive days and
has not completed treatment <=30 days before study vaccination, or has received
systemic corticosteroids exceeding physiological doses (~5 mg/day prednisone
equivalent) within 14 days before study vaccination (topical, ophthalmic,
intra-articular, and inhaled/nebulized steroids are permitted).

- Has a coagulation disorder contraindicating intramuscular vaccination

- Receiving immunosuppressive therapy, including chemotherapeutic agents used to treat
cancer or other conditions, and treatments associated with organ or bone marrow
transplantation or autoimmune disease

- Received a blood transfusion or blood products, including immunoglobulins <=6 months
before receiving study vaccine, or is scheduled to receive them within 30 days

- Participated in another clinical study of an investigational product <=2 weeks before
or during the current study

- Is breast-feeding