"Naoxuetong" oral liquor and its preparing method

"Naoxuetong" oral liquor and its preparing method

CN
  • CN 1,039,879 C
  • Filed: 06/04/1993
  • Issued: 09/23/1998
  • Est. Priority Date: 06/04/1993
  • Status: Active Grant
First Claim
Patent Images

1. oral liquid for the treatment of acute cerebrovascular disease is characterized in that it is made up of following component:

  • Hirudo 250-350 gram, Radix Salviae Miltiorrhizae 80-150 gram, Rhizoma Chuanxiong 80-150 gram, Radix Angelicae Sinensis 80-150 gram, Radix Astragali 30-80 gram;

    Its preparation method is the Hirudo of getting prescription dosage, Radix Salviae Miltiorrhizae, Rhizoma Chuanxiong, Radix Angelicae Sinensis, Radix Astragali chopping after being soaked in water 4 hours, decocts with water three times, the 1st time 2 hours, for the second time, each 1.5 hours for the third time, each amount of water was that liquid level exceeds medicine 6cm, collecting decoction, filter, be concentrated into 100ml, concentrated solution adds 288 milliliters of ethanol, make to contain alcohol amount and reach 70%, fully stir, left standstill 24 hours, filter, filtrate recycling ethanol is got the 0.4g ethylparaben again and is added the 30ml dissolve with ethanol, adds medicinal liquid, the close plain 0.1g of dulcification again, essence 0.5ml, adding distil water stir to 1000ml, filter, be distributed into 10 milliliters every bottle.

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