Known popularly by the confrei name and recommended as phytomedicine by Anvisa RDC n.º 17 Act of 25/02/00, Symphytum officinale L. (Boraginaceae) it comes being used by different populations from 2000 AC, with the aim of to consolidate fractured bones and to heal wounds. The objective of this work went present subsidies to the control of quality of the pharmaceutical industry in the production of the phytomedicine of topical use, to the base of confrei leaves. It was proceeded to the morphological and anatomical identification to foliate of the medicinal plant and the vegetable drug was submitted to the determination of water, dry residue and total and insoluble ashes in acid. The etanolic and aqueous extracts were rehearsed in triplicate, with relationship to the sensorial analysis, pH determination and dry residue, detection of chemical groups and quantification of the beginning active allantoin.