The US government has bought the initial supplies for testing at nursing homes.

Production levels will reach about 50 million tests per month per company.

Abbot has a test. A swab is taken from the patient's nose. The swab sample is twirled on a test card with a testing reagent added. After waiting 15 minutes, the results are read directly from the testing card. One line indicates a negative result and two lines indicate a positive result.