Preparation method of anti-inflammation analgesia medicine compound bone peptide injection
A compound osteopeptide, anti-inflammatory and analgesic technology, which is used in the preparation of anti-inflammatory and analgesic drug compound osteopeptide injection, and the field of compound osteopeptide small-volume injection finished products, can solve the problem of decreased content, strong irritation of the liquid, and no impurities. Completely remove etc.
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Embodiment 1
[0034] 1) Preparation of bone peptide extract:
[0035] A) Take clean and crushed fetal bovine limb bones, add 1 times the amount of water for injection, 2.0kg / cm 2 Decoct under pressure twice, 2 hours each time, combine the decoction liquid, refrigerate at -5°C for 12 hours, remove the upper layer of fat, adjust the pH value to 7.8, heat to 85°C, keep warm for 30 minutes, and refrigerate at -5°C for 24 hours. Impurities were removed by centrifugation, the centrifugation condition was 4000 rpm, and the centrifugation time was 30 minutes to obtain a supernatant.
[0036] B) Adjust the pH value of the supernatant to 3.8, heat to 95°C, incubate for 20 minutes, refrigerate at -1°C for 18 hours, and centrifuge at 4000 rpm for 10 minutes to adjust the pH value of the supernatant 6.7, heated to 75°C, incubated for 20 minutes, refrigerated at -1°C for 18 hours, centrifuged at 4000 rpm for 15 minutes to obtain a supernatant.
[0037] C) The supernatant is ultrafiltered with an ultraf...
Embodiment 2
[0043] 1) Preparation of bone peptide extract:
[0044] A) Take clean and crushed fetal bovine limb bones, add 2 times the amount of water for injection, 1.5kg / cm 2 Decoct twice under pressure, 1 hour each time, combine the decoction liquid, refrigerate at -8°C for 24 hours, remove the upper layer of fat, adjust the pH value to 8.0, heat to 70°C, keep warm for 20 minutes, and refrigerate at -2°C for 18 hours. Impurities were removed by centrifugation, the centrifugation condition was 4000 rpm, and the centrifugation time was 15 minutes to obtain a supernatant.
[0045] B) Adjust the pH value of the supernatant to 3.5, heat it to 75°C, keep it warm for 15 minutes, refrigerate at -4°C for 24 hours, and centrifuge at 4000 rpm for 30 minutes to adjust the pH value of the supernatant 6.8, heated to 85°C, incubated for 15 minutes, refrigerated at -5°C for 24 hours, centrifuged at 4000 rpm for 30 minutes to obtain a supernatant.
[0046] C) The supernatant is ultrafiltered with an ...
Embodiment 3
[0051] 1) Preparation of bone peptide extract:
[0052] A) Take clean and crushed fetal bovine limb bones, add 1.5 times the amount of water for injection, 2.5kg / cm 2 Decoct under pressure twice, 2 hours each time, combine the decoction liquid, refrigerate at -10°C for 18 hours, remove the upper layer of fat, adjust the pH value to 7.5, heat to 80°C, keep warm for 25 minutes, and refrigerate at -8°C for 24 hours. Impurities were removed by centrifugation, the centrifugation condition was 4000 rpm, and the centrifugation time was 20 minutes to obtain a supernatant.
[0053] B) Adjust the pH value of the supernatant to 4.0, heat to 85°C, incubate for 25 minutes, refrigerate at -10°C for 24 hours, and centrifuge at 4000 rpm for 15 minutes to adjust the pH value of the supernatant 6.5, heated to 95°C, incubated for 25 minutes, refrigerated at -10°C for 12 hours, centrifuged at 4000 rpm for 10 minutes to obtain a supernatant.
[0054] C) The supernatant is ultrafiltered with an u...
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