Male age 65

Not previously infected with COVID

Pfizer Vaccine

• Received first shot of Pfizer vaccine on 1/14/21

• Received second shot of Pfizer vaccine on 2/4/21

Neutralizing Antibody Test

• Underwent neutralizing antibody test on 10/25/21

  • Test results showed <90 Neutralizing Antibodies (Negative) 
    (Inadequate amount of protective neutralizing antibodies)

• Patient decided to undergo neutralizing antibody testing again on 10/31/21

  • Test results confirmed <90 Neutralizing Antibodies, further proof of waning immunity level.

Moderna Booster

• Patient received Moderna booster (1/2 dose) on 11/5/21
  (Decision to elect Moderna vaccine over Pfizer due to efficacy data)

Follow-up Neutralizing Antibody Detection Test

• Patient received a follow-up neutralizing antibody test on 11/25/21

  • Test results showed >150 Neutralizing Antibodies or Positive results with adequate adaptive immunity level as protection against COVID