However this type of natural remedy for toothaches can cause some amount of awkwardness because of the foul odor. The use of cloves is one of the age-old home remedies for tooth pain. The oil of cloves known as Eugenol is in fact used in many dental products and toothpastes. Thanks to its antimicrobial properties and potency as a natural painkiller, cloves can be used to treat toothaches.