Patent ID: 8747913

Claim:
A pharmaceutical composition with blood lipid lowering effect, consisting of: Polygonum multiflorum Thunb extract, Salvia miltiorrhiza Bunge extract, Fructus Crataegi extract, Radix Notoginseng extract and optionally, a pharmaceutically acceptable carrier; wherein the composition is prepared by a process comprising pulverizing herbs consisting of 10 to 20 parts of Polygonum multiflorum Thunb, 5 to 15 parts of Salvia miltiorrhiza Bunge, 10 to 20 parts of Fructus Crataegi and 1 to 10 parts of Radix Notoginseng, extracting each herb and combining all of the extracts; wherein the Polygonum multiflorum Thunb extract is prepared by a process selected from water extraction or alcohol extraction followed by separation with macro-porous resin; wherein the Salvia miltiorrhiza Bunge extract is prepared by a process selected from water extraction, alcohol extraction, water extraction with alcohol precipitation or by water extraction with alcohol precipitation followed by separation with macro-porous resin; wherein the Fructus Crataegi extract is prepared by a process selected from water extraction, water extraction followed by separation with polyamide resin or ethanol extraction; and wherein the Radix Notoginseng extract is prepared by a process selected from ethanol extraction, water extraction with alcohol precipitation or alcohol extraction followed by separation with macro-porous resin.