Method for inhibiting increase of blood sugar level or lowering blood sugar level with a lagerstroemia extract
OwnerFutoshi Matsuyamainventor
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Abstract
A composition for inhibiting an increase in, or lowering, a blood sugar level, which comprises, as a main component, a concentrate of a hot water or alcohol extract of leaves of Lagerstroemia Speciosa, Linn. or Pers. and has an corosolic acid content of 0.01 to 15 mg per 100 mg of the concentrate, and a method of inhibiting an increase in, or lowering, a blood sugar level by oral administration of the composition.
Claims17
A method of inhibiting an increase in blood sugar level in a human patient who is expected to suffer an increase in blood sugar level, which comprises orally administering to said patient an active ingredient containing concentrate consisting essentially of ethanol or ethanol aqueous solution extract of leaves of Langerstroemia Speciosa, Linn. or Pers., said concentrate having a corosolic acid content of 0.1 to 15 mg per 100 mg of the concentrate, said concentrate being administered at a dose of 50 mg to 1,000 mg per kg of body weight of said patient per day, which is effective to inhibit an increase in blood sugar level in said patient.
A method of lowering blood sugar level to normal level in a human diabetes patient having a blood sugar level above normal blood sugar level, which comprises orally administering to said diabetes patient an active ingredient containing concentrate consisting essentially of ethanol or ethanol aqueous solution extract of leaves of Lagerstroemia Speciosa, Linn. or Pers., said concentrate having a corosolic acid content of 0.1 to 15 mg per 100 mg of the concentrate, said concentrate being administered at a dose of 50 mg to 1,000 mg per kg of body weight of said patient per day, which is effective to lower blood sugar level to a normal level in said diabetes patient.
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