If you have a negative result from an antigen test, the CDC and FDA recommend repeat testing whether or not you have COVID-19 symptoms.If you start to have symptoms, get tested right away.For information on what to do if you have been in close contact with someone with COVID-19, visit Close Contacts or Exposure to COVID-19. If your test result is negative, continue to wear a mask for 10 full days even if you have been vaccinated or had COVID-19 in the past.Day zero is the last day of close contact, and day one starts the day after your last close contact, so you would get tested on day six. Start wearing a mask right away and get tested five full days after the last time you were close to a person with COVID-19.Visit If You Are Sick or Test Positive for information on staying home and wearing a mask if you have symptoms.Talk to your health care provider if you have questions about what test to use and when to test.They should get the test as soon as possible after the antigen test. People who have not had COVID-19 in the last 90 days can also get a PCR or other molecular test to confirm their negative antigen result.If you got an antigen test at a clinic or other testing location, get another antigen test in 24 to 48 hours.For more details on repeat testing, refer to At-Home COVID-19 Antigen Tests-Take Steps to Reduce Your Risk of False Negative: FDA Safety Communication. Follow the manufacturer instructions in your self-test kit for when to take another test. If you used a self-test, the CDC and FDA recommend repeat testing after a negative antigen result whether or not you have symptoms.Multiple negative antigen tests mean you can be more sure that you are not infected with the virus that causes COVID-19. If you have a negative antigen test, you should have another test. You should take an antigen test instead of a molecular test (for example, a PCR or NAAT test) because molecular tests can continue to detect SARS-CoV-2 (the virus that causes COVID-19) even after you feel better. If you had COVID-19 in the last 90 days, you still need to get tested if you develop new symptoms.The box should tell you what kind of test you have. If you use a self-test, read all of the instructions carefully.If you leave your home to get a test, wear a mask, and keep distance from other people as much as possible. Stay home and get tested right away if you have symptoms, even if you have been vaccinated or had COVID-19 in the past.If you are felling the symptoms use a rapid antigen test at home. So the question then is, how do I interpret the antigen rapid test result?ĬOVID-19 affects different people in different ways. These tests are particularly useful for identifying a person who is at or near peak infection. The use of a COVID-19 Antigen Rapid Test allows you to detect the presence of SARS-CoV-2 virus antigens in our body and to take initial precautionary isolation measures in order to reduce further spread of the virus. The COVID-19 Antigen Rapid Test is a rapid membrane-based lateral flow immunoassay for the qualitative detection of SARS-CoV-2 antigens in human nasopharyngeal swab specimens. If you have questions about your diagnoses contact your doctor or healthcare provider.The C stands for Control, the T stands for Test.Results after the time on the box should NOT be read. Typically this time period is 15-30 minutes. Results are only valid for the time on the package.If the line is there then it should be read. Faintness, or how dark the line is does not change the result.Things to keep in mind with rapid antigen tests:
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