Injection for treating cardiovascular and cerebrovascular diseases, and its prepn. method
A technology of cardiovascular and cerebrovascular injections, which is applied in the field of traditional Chinese medicine, can solve the problems of ineffective development of cardiovascular and cerebrovascular effects, and achieve the effects of broadening uses, convenient transportation, and long shelf life
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Embodiment 1
[0012] Example 1 of the present invention: Take 1000g of motherwort, add water and decoc three times, combine the decoction, filter, and concentrate the filtrate under reduced pressure to a clear cream with a relative density of 1.25 to 1.35, and then settle with 80% to 95% ethanol and alcohol. Set, filter, and recover ethanol as the motherwort extract. Take the motherwort extract, add 0.5% sodium bisulfite as an antioxidant, add water for injection to make 1ml containing 20mg-40mg of total alkaloids of motherwort, then add activated carbon (amount 0.01%~0.5%) for adsorption, coarse filtration Charcoal, fine filtration, potting, and sterilization are available immediately.
Embodiment 2
[0013] Example 2 of the present invention: Take 5g of motherwort total alkaloids, add 0.5% sodium bisulfite as antioxidant, add water for injection to make 1ml contains motherwort total alkaloids 20mg-40mg, adjust the PH value with a pH regulator 4.0 to 6.0, then add activated carbon (with a dosage of 0.01% to 0.5%) for adsorption, coarse filtration and decarbonization, fine filtration, potting, and sterilization to obtain.
Embodiment 3
[0014] Example 3 of the present invention: Take the motherwort extract or the total alkaloids of motherwort described in Examples 1 and 2, add 0.5% sodium bisulfite as an antioxidant, and then add 5% glucose or 0.9% sodium chloride As an isotonic regulator, add water for injection to make 1ml of total alkaloids of motherwort 0.20mg~0.40mg, adjust the pH to 4.0~6.0 with a pH regulator, and then add activated carbon (the dosage is 0.01%~0.5%) for adsorption, Coarse filtration and decarbonization, fine filtration, potting, sterilization, ready-to-use.
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