What are the Big 3 Antibiotics? A Deeper Dive into Common Prescriptions
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3 min read
While there is no single, official list of 'the big three' antibiotics, certain classes of these medications are so commonly prescribed that they are often colloquially grouped together. This guide explores three prominent drug groups—the penicillin-class, macrolides, and tetracyclines—explaining their mechanisms, common applications, and the critical importance of responsible use in the face of growing antibiotic resistance.