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Effectiveness of Traditional Herbal Extracts Against Multidrug-Resistant Bacteria: A Review

Pane, Y. S.

2024-11-12 pharmacology and toxicology
10.1101/2024.11.03.621775 bioRxiv
Show abstract

The rise of multidrug-resistant (MDR) bacteria has highlighted an urgent need for alternative antibacterial therapies. Traditional herbal extracts offer potential as natural antimicrobial agents with fewer side effects compared to conventional antibiotics. This review examines the effectiveness of specific herbal extracts--Curcuma longa (turmeric), Opuntia ficus-indica (cactus), and Linum usitatissimum (flaxseed)--against MDR bacterial strains. Data from various studies indicate that these extracts, particularly in methanolic and aqueous forms, exhibit inhibitory effects on pathogens such as Staphylococcus aureus, Escherichia coli, and Klebsiella pneumoniae. Notably, C. longa methanolic extracts showed the strongest antibacterial activity across strains, while O. ficus-indica extracts were effective in autoclaved forms against resistant strains. Comparatively, L. usitatissimum displayed minimal direct antibacterial action but may hold promise in combined therapies. This review also highlights synergistic effects observed when these herbal extracts are paired with conventional antibiotics, suggesting potential for reduced antibiotic dosages. Given the increasing antibiotic resistance, these findings support the integration of traditional herbal treatments as complementary options in antibacterial strategies. Future research should focus on optimizing extraction methods and evaluating the clinical applicability of these herbal alternatives in combating MDR pathogens.

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