When Should I Use a Rapid Test and PCR Test?

February 3, 2022

What Type of Test Should You Get?

When You Have Symptoms:

  • PCR is the best choice – results typically take 24-48 hours.
  • Rapid antigen testing may also be used if PCR is not easily available.
    • Two tests at least 24 hours apart for symptoms.
    • Home rapid antigen testing kits are acceptable.

After You've Been Exposed to COVID-19:

  • PCR is the best choice
    • Results typically take 24-48 hours.
    • Follow the recommended schedule based on exposure situation.
  • Rapid antigen testing may also be used if PCR is not easily available.
    • Follow the recommended schedule for serial testing based on exposure situation
    • Home rapid antigen testing kits are acceptable.

Testing After COVID-positive Test:

  • Rapid antigen tests are the best choice.
    • Two negative tests at least 24 hours apart are good indication of recovery.
    • Home antigen testing kits are acceptable.
  • PCR testing may be used but is not the best choice.
    • Results typically take 24-48 hours.
    • Positive may persist long after you have recovered and does not mean you are still able to infect others.
    • Negative PCR test after COVID-19 infection is a good indication of recovery.