Medical Disclaimer: This article is for informational and emergency preparedness purposes only. It is not medical advice. Always consult a licensed healthcare provider before using any antibiotic or antimicrobial product. Misusing antibiotics can cause serious health complications and contributes to antibiotic resistance. In any non-emergency situation, see a doctor. Over the counter antibiotics are limited in the United States, but preppers in 2026 still have legitimate options for building a m