Antibacterial Effect of Equisetum arvense L.

The present study intends to review antimicrobial investigation of the alcoholic and chloroform extracts of Equisetum arvense which is traditionally used as herbal medicine. Antibacterial activity of the alcoholic and chloroform extracts of Equisetum arvense were tested against Bacillus subtilis, Escherichia coli, Salmonella typhi and Staphylococcus aureus. Seasonal sampling of the Equisetum arvense were also carried out in three different seasons summer, winter and rainy. The extracts of Equisetum arvense were prepared in alcohol and chloroform and compared with the 1 unit strength of antibiotic tetracycline. It was effective against Bacillus subtillis and more effective in summer season than rainy and winter seasons. Alcoholic extracts was found more effective than chloroform.