Synopsis

Source of validity: Traditional
Rating (out of 5): 3

Aster tataricus (commonly known as Zi Wan in Traditional Chinese Medicine, or TCM) has a long history of use for treating coughs, particularly those categorized as "damp" coughs accompanied by phlegm. In TCM, dampness refers to an internal pathogenic factor that manifests as excessive mucus or sputum and a sensation of heaviness. Classical Chinese medical texts have documented the use of Aster tataricus root for centuries, describing its ability to "moisten the lungs," "resolve phlegm," and "stop cough." It is often included in herbal formulas prescribed for productive coughs, bronchitis, or other respiratory conditions characterized by phlegm and congestion.

While there is some modern pharmacological research suggesting that Aster tataricus possesses expectorant, anti-inflammatory, and antitussive (cough-suppressing) properties, the majority of these studies are preclinical (animal or in vitro) and not robust clinical trials in humans. Therefore, the justification for its use is primarily traditional, and the evidence rating reflects strong historical use but limited direct scientific validation. It remains a common ingredient in TCM cough remedies, particularly for coughs with dampness or phlegm, and is generally considered safe when used appropriately in herbal formulations.

More about Aster tataricus
More about Cough (damp)

Other ingredients used for Cough (damp)

Other health conditions supported by Aster tataricus

Products containing Aster tataricus