Patents
A process for preparation of a pharmacologically active formulation from Hypericum species which comprises : (a) Drying and powdering of the plant material, (b) Extracting the powdered plant material with a non polar solvent such as herein described and drying the solvent extract to obtain the residue, (c) Extracting the above said residue in water and, (d) Extracting the water extract with a non-polar solvent such a herein described to get extract containing hyyperforine (e) The marc left in step (b) After the non-polar solvent extraction was extracted with polar solvent to isolate Hypericins, (f) Mixing hyperforin and hypericin with a total lignocellulosic material of Hypericum species, left as marc after extraction of hyperforine and hypercine or a pharmacologically inert filer such as herein described in such a way that the total formulation contains Hyperforin and Hypericin upto 6% and 0.6% respectively to obtain a stable composition.