Only the study team can determine whether someone qualifies for participation.
Inclusion criteria
- Age ≥18 years
- Participant presents to ED with ALL of the below:
2.1. Suspected acute infection (e.g., respiratory, urinary, abdominal, skin & soft-tissue infection, meningitis/encephalitis, or any other infection), and 2.2. Either heart rate >100 beats per minute or/and temperature >38C. 2.3. NOT immediately roomed in a primary designated treatment location,( i.e., they can be in the waiting room, ED triage hallways, and/or ED staging area/fast track area).
- Able to provide informed consent, or consent by legally authorized representative.
- Reachable via confirmed working cell phone (with backup contact number) and willing to respond to follow-up safety checks (see below for details).
Exclusion criteria
- Patient-reported treatment with systemic antibiotics, systemic antiviral agents or systemic antifungal agents within the past 7 days prior to presentation in the waiting room of the ED. Participants will not be excluded for use of:
- Antiviral treatment for chronic viral infections, i.e., HIV, hepatitis B and hepatitis C
- Topical antibiotics, topical antivirals or topical antifungal agents
- Anti-herpes prophylaxis aiding suppression of a recuring herpes infection
- Single dose of one or combination of peri-operative (prophylactic) antibiotics
- Patients receiving palliative or hospice care, or those receiving limited interventional care (see Appendix B).
- Prisoners, mentally disabled, or unable to give consent. Should the patient not be able to provide informed consent the legally authorized representative can provide the consent on behalf of the patient.
- Participants receiving experimental therapy or already enrolled in an interventional clinical trial in which a subject receives some type of intervention, which can include but is not limited to investigational drugs, medical devices, or vaccines. Participants that are enrolled in non-interventional or observational clinical trials will be allowed to participate in this clinical trial.
- Participants previously enrolled in the present clinical trial.