Abstract: The hard gelatin capsules contain sustained-release plant extracts containing a free-flowing filling consisting of compactates of the plant extracts coated with film agents or of mixtures of the plant extracts with auxiliary agents. They are prepared by subjecting the plant extracts, which are undiluted or mixed with auxiliary agents, to pressing to ribbons, mechanically comminuting and freeing from the oversize and undersize, coating with film-forming agents and filling into hard gelatin capsules.

Abstract: A purified extract from Harpagophytum procumbens and/or Harpagophytum zeyheri DENCE is obtainable by dissolving an aqueous and/or aqueous/alcoholic extract in water saturated with n-butanol, extracting with n-butanol saturated with water, and removing the n-butanol in vacuo. It may be used for the preparation of medicaments for the treatment of Asthma bronchiale, Colitis ulcerosa, Morbus Crohn, diseases of the rheumatic type, and indications in which an increase of the lipoxygenase level occurs either by medicaments, other substances or diseases.