Menthol. Used externally as an analgesic, anesthetic, and antipruritic. It may be used full strength upon the unbroken skin. For tampons or use in contact with mucous membranes, use I part in 5 to 10 parts of oil or unguent. Its average dose internally is I gr., but other agents serve its indications much better. It is carminative and antispasmodic.