history of nasal or sinus surgery non-english speaking lack of electronic device (computer, mobile phone etc.) on which to access an app for study data collection. adults that need inpatient care for covid-19 or any of its complications. adults that give a history of being unable to tolerate gargles or nasal washes. adults who do not give informed consent for study participation. history of a covid vaccine booster a history of use of nasal or oral washes after sars-cov-2 test sample collection. prisoners adults that give history of current pregnancy (no known contraindication to pregnancy) history of monoclonal antibody treatment history of or current molnupiravir treatment

history of nasal or sinus surgery non-english speaking lack of electronic device (computer, mobile phone etc.) on which to access an app for study data collection. adults that need inpatient care for covid-19 or any of its complications. adults that give a history of being unable to tolerate gargles or nasal washes. adults who do not give informed consent for study participation. history of a covid vaccine booster a history of use of nasal or oral washes after sars-cov-2 test sample collection. prisoners adults that give history of current pregnancy (no known contraindication to pregnancy) history of monoclonal antibody treatment history of or current molnupiravir treatment

1. history of nasal or sinus surgery 2. non-english speaking 3. lack of electronic device (computer, mobile phone etc.) on which to access an app for study data collection. 4. adults that need inpatient care for covid-19 or any of its complications. 5. adults that give a history of being unable to tolerate gargles or nasal washes. 6. adults who do not give informed consent for study participation. 7. history of a covid vaccine booster 8. a history of use of nasal or oral washes after sars-cov-2 test sample collection. 9. prisoners 10. adults that give history of current pregnancy (no known contraindication to pregnancy) 11. history of monoclonal antibody treatment 12. history of or current molnupiravir treatment

1. history of nasal or sinus surgery 2. non-english speaking 3. lack of electronic device (computer, mobile phone etc.) on which to access an app for study data collection. 4. adults that need inpatient care for covid-19 or any of its complications. 5. adults that give a history of being unable to tolerate gargles or nasal washes. 6. adults who do not give informed consent for study participation. 7. history of a covid vaccine booster 8. a history of use of nasal or oral washes after sars-cov-2 test sample collection. 9. prisoners 10. adults that give history of current pregnancy (no known contraindication to pregnancy) 11. history of monoclonal antibody treatment 12. history of or current molnupiravir treatment

1. history of nasal or sinus surgery 2. non-english speaking 3. lack of electronic device (computer, mobile phone etc.) on which to access an app for study data collection. 4. students that need inpatient care for covid-19 or any of its complications. 5. students that give a history of being unable to tolerate gargles or nasal washes. 6. students who do not give informed consent for study participation. 7. a history of a covid-19 vaccination 8. a history of a positive antibody test 9. a history of use of nasal or oral washes after sars-cov-2 test sample collection. 10. prisoners 11. students that give history of current pregnancy (no known contraindication to pregnancy)

1. history of nasal or sinus surgery 2. non-english speaking 3. lack of electronic device (computer, mobile phone etc.) on which to access an app for study data collection. 4. students that need inpatient care for covid-19 or any of its complications. 5. students that give a history of being unable to tolerate gargles or nasal washes. 6. students who do not give informed consent for study participation. 7. a history of a covid-19 vaccination 8. a history of a positive antibody test 9. a history of use of nasal or oral washes after sars-cov-2 test sample collection. 10. prisoners 11. students that give history of current pregnancy (no known contraindication to pregnancy)