In its most recent Model List of Essential Medicines, WHO adopted a new classification for antibiotics. This new model comprises three categories: Key Access antibiotics (eg, β-lactam, aminoglycoside, and first-generation or second-generation cephalosporin antibiotics) that “should be widely available, affordable and quality-assured”; Watch Group antibiotics (including most of the highest priority critically important antimicrobials for human medicine—eg, macrolides, quinolones, glycopeptides, penems, and third-generation cephalosporins) recommended only for specific, limited indications; and Reserve Group antibiotics (eg, fourth-generation and fifth-generation cephalosporins, aztreonam, polymixins) for situations when all alternative antibiotics have failed.
Original Source [2]
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/access-watch-and-reserve-antibiotics-india-challenges-who-stewardship
[2] http://www.thelancet.com/journals/langlo/article/PIIS2214-109X(17)30365-0/abstract
[3] http://admin.indiaenvironmentportal.org.in/category/author/patricia-mcgettigan
[4] http://admin.indiaenvironmentportal.org.in/category/author/peter-roderick
[5] http://admin.indiaenvironmentportal.org.in/category/author/abhay-kadam-et-al
[6] http://admin.indiaenvironmentportal.org.in/category/journal/lancet
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/antibiotic
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/who
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/micro-organisms