Pharmaceutical compositions containing an extract of Houttuynia cordata (THUNB) as an active ingredient for preventing and treating dementia, Parkinson's disease, or epilepsy and methods for using the same. Since the extract of Houttuynia cordata or the mixture of the extract of Houttuynia cordata and the extract of Ampelopsis japonica Makino has a cell protection effect and/or a cognition function improved effect in various models including an Amyloid-.beta. induced dementia model, a scopolamine induced dementia model, a 6-hydroxydopamine (6-OHDA) induced Parkinson's disease model, and a Kainic acid induced epilepsy model, the extract of Houttuynia cordata or the mixture of the extract of Houttuynia cordata and the extract of Ampelopsis japonica Makino may be used as the pharmaceutical composition for preventing and treating dementia, Parkinson's disease, or epilepsy and in health foods for preventing and treating dementia, Parkinson's disease, or epilepsy.

UNIVERSITY INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY

UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY

Pharmaceutical composition containing extract of houttuynia cordata as active ingredient for preventing and treating dementia, parkinson's disease, or epilepsy

The use of extract form Wangla (coeloglossum viride (L) Hartm. Var. Bracteatum (Willd.) Richter), succinate derivative esters, and a derivative and pharmaceutical acceptable salts thereof, for the manufacture of a pharmaceutical preparation for the treatment of dementia, particularly for the treatment of Alzheimer' disease and Vascular dementia. Through Animal experiment, it has been demonstrated that, succinate derivative esters can improve learning and memory ability in dementia rats induced by scopolamine and cyclohexenyl imine; improve learning and memory ability in dementia rats induced by .beta.-amyloid; improve learning and memory ability in dementia rats induced by permanent ligation of bilateral carotid; and improve memory ability of normal animals. It has the advantage of high activity, low toxicity and no inhibition to cholinesterase.

amyloidosis/scopolamine

Pharmaceutical composition containing extract of houttuynia cordata as active ingredient for preventing and treating dementia, parkinson's disease, or epilepsy

Use of derivatives of succinate esters for the treatment of dementia

המאגר השלם ביותר של צמחי מרפא המגובה על ידי המדע