Creeping jenny (Lysimachia nummularia), In the Middle Ages, Pennywort was a respected cough remedy and also an important wound healing agent. It can help with many skin problems, be it eczema, pimples, wounds, blisters, bruises, severe scarring or ulcers, the tea is used for gastrointestinal catarrh as well as severe diarrhoea, cough, also whooping cough, sore throat, urinary tract infections and stomach ulcers