Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Conjugate or complex
Patent
1999-07-13
2000-11-28
Prats, Francisco
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Conjugate or complex
A61K 3578
Patent
active
061531987
ABSTRACT:
A high purity Withania somnifera extract composition in the form of a high purity, stable, free-flowing, light yellow-to-brown herbaceous powder, for producing an enhanced cognition effect for the user and to augment the learning facility in the geriatric population when taken in a dosage of 200-800 mg/day. This extract contains, by weight, (a) at least 3% of withanolide glycosides and sitoindosides, preferably 3-8%, (b) at least 3% of oligosaccharides, preferably 3-8%, preferably a molecular weight of <2000, and (c) less than 0.5% of free cytotoxic withaferin A (aglycone), wherein the ratio of (a):(c) is 75-95:25-5, and the ratio of (a):(b) is 40-60:60-40. An extraction process for obtaining such extract composition, and pharmaceutical and nutritional use products thereof, also are described.
REFERENCES:
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Coe Susan D.
Indian Herbs Research & Supply Company Ltd.
Katz Walter
Natreon Inc.
Prats Francisco
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