From Big Medical Encyclopedia

TEA MEDICINAL — the term used for designation of a dosage form «Collecting» in case of preparation from mix of parts of plants in house conditions of hot infusion or broth for intake. Carry to medicinal tea, e.g., chest tea (Species pectorales), tea diuretic (Species diureticae), etc. The term «tea» in the State register of pharmaceuticals (see the Register state) remained only for designation of tea soothing (see Collecting).