Clove oil for toothache is true, clove oil has analgesic effect, and antiseptic effect, and zinc oxide mixing can protect the pulp, but this is a special medicine for dentistry, need to be used in the process of doctor’s operation. Clove oil is mainly composed of eugenol, if the tooth pain is severe, you can open the pulp chamber, placed in the clove oil cotton balls can be antiseptic, but also rapid relief of pain. Clove oil is mixed with zinc oxide to form a zinc oxide clove oil paste, which can be used to place on the surface of the dentin adjacent to the pulp to indirectly cover the pulp and relieve pain. Mixed dry some can also be used to seal the drug, play a role in calming the nerve, but also play a role in the temporary seal, usually sealing the drug for about half a month.