Adiantum capillus-veneris L. (Pare-siavashan) is a plant from the Pteridaceae family with many uses in traditional and folk medicine. This plant grows in different parts of the world. According to the references of Persian medicine, it has many positive effects on the digestive system, urogenital system, integumentary system, eyes, spleen, edema, and respiratory system (e.g., dyspnea). It is used in folk medicine in parts of the world to cure menstrual disorders, cold, cough, abdominal pain, fever, headache, bronchitis, hair loss, and diabetes. Contemporary researchers have proven the antioxidant, antimicrobial, and anti-inflammatory effects of this plant. The clinical studies conducted on the effects of this plant on respiratory diseases are few and more research is necessary. According to the properties mentioned for this plant, its use in the treatment of asthma and inflammatory diseases of the respiratory tract and its infections can be considered.
Keywords: Persian medicine, Pare-siavashan, Adiantum capillus-veneris, Asthma, Dyspnea, Respiratory system