Extract of Pelargonium sidoides (EPs 7630) inhibits the interactions of group A-streptococci and host epithelia in vitro.

EPs 7630 is an extract of the root of the South African geranium Pelargonium sidoides. Clinical data have shown that this herbal drug preparation can be used to treat upper respiratory tract infections (URTI). The objective of this study was to investigate the impact of EPs 7630 on group A-streptococci (GAS) adhering to and invading host epithelial cells in vitro.