Aconitum napellus
Aconitum napellus given at the beginning of an illness can often stop the illness from progressing. This medicine is used to treat the early stages of croup, urinary tract infections, scarlatiniform viral exanthems, otitis media and influenza, among other conditions. Aconitum Napellus is a homeopathic remedy made from the aconite or monk's helmet, a plant from the Ranunculaceae family.