Immune Systems Advisor

By OneDayMD Editorial Team | Originally published May 2023 | Last updated October 2026 | Sources reviewed through October 2026 Quick Answer The FLCCC/IMA I-CARE Flu and RSV protocol is a home regimen of nasal and mouth antiseptics, supplements and off-label drugs. Most components are supported by laboratory or expert-opinion evidence, not influenza trials. The best-evidenced treatments for influenza are prescription antivirals started early: oseltamivir for hospitalized patients and baloxavir or oseltamivir for high-risk outpatients. Seek care promptly if you are high-risk or struggling to breathe. What changed in this update (October 2026) Fixed copy-paste wording that described the protocol as a COVID-19 guide. Replaced the claim that Tamiflu has “no antiviral properties.” Oseltamivir is a direct-acting neuraminidase inhibitor, and the 2025 paper is in JAMA Ne...

By OneDayMD Editorial Team · Published September 30, 2026 · Updated October 2026   Quick Answer: does anything work for Long COVID? No specific treatment has been proven to work for Long COVID in general. Randomized trials have found no benefit from extended Paxlovid (959 adults), metformin (396) or short-course hyperbaric oxygen (80). Promising but unconfirmed signals include the SIM01 synbiotic (463 people, Hong Kong) and physical-activity coaching (50). For prevention during acute COVID, Paxlovid (144 people) and metformin show mixed or underpowered results. Care remains individualized and symptom-focused. Medical disclaimer. This article is educational and is not personal medical advice, diagnosis or treatment. Long COVID can overlap with cardiovascular, pulmonary, neurological, endocrine and sleep disorders. Do not start, stop or change prescription medicines, ...