Thymalfasin-containing freeze-dried preparation
A new technology of freeze-dried preparation and thymus method, which is applied in the field of medicine, can solve the problems of increased impurity content and poor stability, and achieves the effect of improving the bacteriostatic effect, shortening the freeze-drying period, and having a significant curative effect.
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Embodiment 1
[0029] prescription:
[0030]
[0031] Preparation:
[0032] 1. Take 50% of the prescribed amount of water for injection, add tert-butanol, mannitol, and sodium acetate in sequence and stir to dissolve.
[0033] 2. Take the prescribed amount of Thymus Faxin and add it to the above-mentioned solution, stir to dissolve completely.
[0034] 3. Adjust the pH value of the solution to 5.5-6.5 with 0.5M acetic acid or sodium acetate.
[0035] 4. Dilute the above solution to 1000ml with water for injection.
[0036] 5. Use a tangential flow ultrafiltration system with a molecular weight cut-off of 5,000 Daltons to filter the above-mentioned medicinal solution to remove heat sources and possible microorganisms, and detect the content of thymosin in it.
[0037] 6. Divide the liquid medicine obtained above into 1ml colorless medium borosilicate glass vials, and half stoppered.
[0038] 7. Put the control bottle containing the above-mentioned liquid medicine into the cold trap of ...
Embodiment 2
[0041] prescription:
[0042]
[0043] Preparation:
[0044] 1. Take 50% of the prescribed amount of water for injection, add tert-butanol, mannitol, and sodium acetate in sequence and stir to dissolve.
[0045] 2. Take the prescribed amount of Thymus Faxin and add it to the above-mentioned solution, stir to dissolve completely.
[0046] 3. Adjust the pH value of the solution to 5.5-6.5 with 0.5M acetic acid or sodium acetate.
[0047] 4. Dilute the above solution to 1000ml with water for injection.
[0048] 5. Use a tangential flow ultrafiltration system with a molecular weight cut-off of 5,000 Daltons to filter the above-mentioned medicinal solution to remove heat sources and possible microorganisms, and detect the content of thymosin in it.
[0049] 6. Divide the liquid medicine obtained above into 1ml colorless medium borosilicate glass vials, and half stoppered.
[0050] 7. Put the control bottle containing the above-mentioned liquid medicine into the cold trap of ...
Embodiment 3
[0053] prescription:
[0054]
[0055] Preparation:
[0056] 1. Take 50% of the prescribed amount of water for injection, add tert-butanol, mannitol, and sodium acetate in sequence and stir to dissolve.
[0057] 2. Take the prescribed amount of Thymus Faxin and add it to the above-mentioned solution, stir to dissolve completely.
[0058] 3. Adjust the pH value of the solution to 5.5-6.5 with 0.5M acetic acid or sodium acetate.
[0059] 4. Dilute the above solution to 1000ml with water for injection.
[0060] 5. Use a tangential flow ultrafiltration system with a molecular weight cut-off of 5,000 Daltons to filter the above-mentioned medicinal solution to remove heat sources and possible microorganisms, and detect the content of thymosin in it.
[0061] 6. Divide the liquid medicine obtained above into 1ml colorless medium borosilicate glass vials, and half stoppered.
[0062] 7. Put the control bottle containing the above-mentioned liquid medicine into the cold trap of th...
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