NSW Health - If you're taking a saliva rapid antigen test, do not eat, drink or brush your teeth for at least 30 minutes before putting the swab in your mouth. Rapid
![Calibrated interdental brushing for the prevention of periodontal pathogens infection in young adults - a randomized controlled clinical trial | Scientific Reports Calibrated interdental brushing for the prevention of periodontal pathogens infection in young adults - a randomized controlled clinical trial | Scientific Reports](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41598-019-51938-8/MediaObjects/41598_2019_51938_Fig1_HTML.png)
Calibrated interdental brushing for the prevention of periodontal pathogens infection in young adults - a randomized controlled clinical trial | Scientific Reports
Eat or brush your teeth before taking a RAT swab? Here's why it may affect the results - ABC Everyday
![Top 3 COVID-19 vaccine questions – Avoiding certain things before a RAT, testing for kids, and variants picked up by tests | Australian Government Department of Health and Aged Care Top 3 COVID-19 vaccine questions – Avoiding certain things before a RAT, testing for kids, and variants picked up by tests | Australian Government Department of Health and Aged Care](https://www.health.gov.au/sites/default/files/images/videos/2022/02/top-3-covid-19-vaccine-questions-avoiding-certain-things-before-a-rat-testing-for-kids-and-variants-picked-up-by-tests.jpg)