What is a PCR test?

The polymerase chain reaction (PCR) test for COVID-19 is a molecular test that analyzes your upper respiratory specimen, looking for genetic material (ribonucleic acid or RNA) of SARS-CoV-2, the virus that causes COVID-19.

How long does a PCR home test for people eligible for new COVID-19 treatments take?

Read through the instructions and follow the steps in the correct order. The preparation and test will take about 30 minutes.

How is the COVID-19 test performed?

These tests (sometimes called ‘swab’ or ‘antigen’ tests) check to see if you are currently infected with the virus.

The swab sample is taken from your nose and throat.

Alternatively, a saliva sample might be used.

This sample is then tested to see if you have the virus.

Can I take a PCR test to post office while isolating for COVID-19?


You must not enter any post office with your test kit.

How long will it take for me to receive my COVID-19 test result if I'm in managed quarantine?


You will normally receive your test results 48 hours after taking the test. If your NHS Test and Trace test result does not arrive within 48 hours you should call 119. If you receive an inconclusive test result, you will need to take a replacement test.

39 related questions found

Are smokers more likely to develop severe disease with COVID-19?

Tobacco smoking is a known risk factor for many respiratory infections and increases the severity of respiratory diseases. A review of studies by public health experts convened by WHO on 29 April 2020 found that smokers are more likely to develop severe disease with COVID-19, compared to non-smokers.

How long do you usually have to self-isolate if you are unvaccinated and test positive for COVID-19 in France?

If youre unvaccinated or partially vaccinated and you havent had COVID-19 in the last 4 months, you must self-isolate for 10 days from the day on which you first develop symptoms, or 10 days from the date of the positive test result.

Can I enter any Post Office with my COVID-19 test kit?

You must not enter any Post Office with your test kit.

Can I develop immunity to COVID-19 after testing positive for PCR?

If you have previously tested positive for COVID-19, you will probably have developed some immunity to the disease. However, it cannot be guaranteed that everyone will develop immunity, or how long it will last. It is possible for PCR tests to remain positive for some time after COVID-19 infection.

What should I do if I'm going to a priority postbox for COVID-19 testing?

You can find your nearest priority postbox by going to: Click the 'Show my nearest priority postboxes' box and enter your postcode. After you have done your test, you will need to post it in a priority postbox before 12pm.

If you cannot get to a priority postbox, call the contact centre on 0800 0511 811. You should call the contact centre 4 days before you are going to hospital.

The contact centre will tell you: when to take your test how to book a courier

How does a COVID-19 self-test kit work?


A self-test kit is one in which you take a sample, test it yourself, and then read and interpret the results yourself as well. This is different from self-sampling where the sample is taken at home but then sent to a laboratory for testing.

How can I prepare for a COVID-19 swab test at home?

Prepare to take the sample

Avoid eating or drinking for at least 30 minutes before doing the test to reduce the risk of spoiling the test.

Taking the test may feel a little uncomfortable and unusual.

If you are doing the test on a child or someone else, talk through the steps together.

How long does a coronavirus disease home test take?


Checklist: what you need to do Read through the instructions and follow the steps in the correct order. The preparation and test will take about 30 minutes.

Is the COVID-19 treatment Paxlovid approved in the UK?


The MHRA's Conditional Marketing Authorisation for Paxlovid is valid in Great Britain only. An emergency use authorisation has been granted for Northern Ireland to ensure access across the whole of the United Kingdom. Both authorisations were made on the basis of the same rigorous evaluation.

Are COVID-19 tests 100% reliable?

No test is 100% reliable, even those who meet regulatory standards for performance and safety. The results are also only relevant to that sample at that point in time.

How should COVID-19 PCR test kits be stored?

Kits should be stored securely at ambient room temperature (5 to 22°C).

How long do I have to wait for my booster after having COVID-19?


If you have a COVID-19 positive result, when can you have a booster? You will still need the booster but you should wait at least 4 weeks from your COVID-19 infection.

Can you still catch COVID-19 after having the booster vaccine?


Can you still catch COVID-19 after having the vaccine? The COVID-19 vaccination will reduce the chance of you suffering from COVID-19. It may take a few days for your body to build up some protection from the booster.

Can you go back to daily activities after having your COVID-19 vaccine?

You should be able to resume activities that are normal for you as long as you feel well. If your arm is particularly sore, you may find heavy lifting difficult. If you feel unwell or very tired you should rest and avoid operating machinery or driving.

What are some of the ways to know if my COVID-19 test kit is already registered?

  • It will have a label on the purple outer bag next to the address label that says: 'Registered Kit'
  • your order confirmation email will say 'You no longer need to register your kit, it has already been registered to you.'

How to store the coronavirus test kit?

Storage of test kits. Kits should be stored securely at ambient room temperature (5 to 22°C).

How long can you not eat or drink before a COVID-19 test?


Do not eat or drink for at least 30 minutes before doing your test to reduce the risk of spoiling the test.

What should you do if you get a positive COVID-19 test result?


Those who are asked – or choose to test – and get a positive COVID-19 result should try to stay at home and avoid contact with other people for 5 days following the day of their positive result.

How long should care home residents isolate after testing positive for COVID-19?


Residents who test positive for COVID-19 should isolate for 10 days and take part in daily lateral flow testing from day 5. They can end self-isolation after receiving 2 consecutive negative tests 24 hours apart, or after 10 days' isolation.

How long should asymptomatic children stay in home isolation after a positive COVID-19 result?


There is some evidence that children have a shorter duration of illness compared to adults. Children and young people who are asymptomatic, choose to take a COVID-19 test and receive a positive test result are advised to stay at home and avoid contact with other people for 3 days after the day of the test.

You Might Also Like