 6. Positive rapid antigen test RAT for influenza performed using FDA-Cleared and CLIA-Waived commercially available rapid antigen test. A subject may be enrolled following a positive RAT of any manufacturer. Test may be conducted by a primary care physician prior to study enrollment if documentation of a positive RAT can be provided documentation may consist of subjects medical records and must be included in subject documentation. A subject with a negative RAT result may still enroll if the sponsor and investigator agree that there is a known influenza outbreak circulating in the community. Blood pressure within normal limits systolic 90-150 mmHg; diastolic 50-95 mmHg and heart rate between 45 and 140 beats per minute. 