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Related to Cantharis: Cantharis vesicatoria


n.1.(Zool.) A beetle (Lytta vesicatoria, syn. Cantharis vesicatoria), having an elongated cylindrical body of a brilliant green color, and a nauseous odor; the blister fly or blister beetle, of the apothecary; - also called Spanish fly. Many other species of Lytta, used for the same purpose, take the same name. See Blister beetle, under Blister. The plural form in usually applied to the dried insects used in medicine.
References in periodicals archive ?
We recommended that she take Cantharis immediately, and she was much improved by the following day and needed no conventional care.
Cantharis vittata (the potato fly) was collected as a substitute for Cantharis vesicatoria (Spanish fly), which was used in blistering plasters.