Purpose Classical Chinese herbal therapy uses herb combinations within formulas based upon the belief that there is a synergistic effect between herbs. Herbal pairs and combinations may change the hydrophobicity and ion concentration of the decoction. These changes may increase extraction of constituents from other herbs within the formula. Furthermore, herbs may react within the decoction medi...

CONTEXT In modern phytotherapy, Stachys lavandulifolia Vahl., a type of Stachys also known as Mountain Tea (Chay-e-Kouhi) has been widely studied based on its botanical and therapeutic characteristics over the recent decades. EVIDENCE ACQUISITION The present study investigated morphology, botanical characteristics, and some therapeutic activities of this plant and compares them with those of ...