Drop pills for treating asthma cough and preparation method thereof
The technology of dripping pills and preparations is applied in the field of dripping pills for treating asthma and cough and its preparation field, which can solve the problems of poor stability of oral liquids, complex Chinese patent medicines, and poor stability of injections, and achieves controllable quality, convenient storage, and stability. good effect
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Embodiment 1
[0017] The weight portion proportioning of drop pill preparation is:
[0018] Ephedra 450
[0019] Datura 150
[0020] Bitter almonds 120
[0021] pinellia 100
[0022] Polyethylene glycol 2000 100
[0023] Polyethylene glycol 6000 230
[0024] The preparation method is:
[0025] (1) Preparation of the extract: smash the Chinese medicine Ephedra, together with Dajinhua, Bitter Almond, and Pinellia, extract twice with 12 times the amount of hydrochloric acid aqueous solution (0.03%), each time for 2 hours, filter, and combine the filtrates. Concentrate under reduced pressure at 60°C to form a thick ointment (herb: thick ointment=2:1). Add 2% alkaline reagent and ethanol in the amount of medicinal materials to make the ethanol content 70%, stir for 30 minutes, let it settle for 3 hours, take the supernatant and adjust the pH to 7 with dilute acid, filter, reclaim the ethanol from the filtrate, reduce Compress and concentrate into a thick paste (solid content 75%), set asi...
Embodiment 2
[0029] The weight portion proportioning of drop pill preparation is:
[0030] Ephedra 400
[0031] Datura 100
[0032] Bitter almonds 80
[0033] Bellflower 70
[0034] Polyethylene glycol 2000 100
[0035] Polyethylene glycol 4000 200
[0036] The preparation method is:
[0037] (1) Preparation of the extract: smash the Chinese herbal ephedra together with datura japonica, bitter almond and platycodon grandiflorum, extract twice with 10 times the amount of hydrochloric acid aqueous solution (0.01%), each time for 2 hours, filter, and combine the filtrates, 550 Concentrate under reduced pressure at ℃ to form a thick ointment (herb: thick ointment=2:1). Add the alkaline reagent and ethanol of 1.5% medicinal material amount to make the ethanol content be 70%, stir for 30 minutes, let stand and settle for 3 hours, take the supernatant and adjust the pH to 7 with dilute acid, filter, reclaim the ethanol from the filtrate, reduce Press and concentrate to form a thick paste (...
Embodiment 3
[0041] The weight portion proportioning of drop pill preparation is:
[0042] Ephedra 500
[0043] Datura 200
[0044] Bitter almonds 100
[0045] Forsythia 80
[0046] Bellflower 100
[0047] Polyethylene glycol 4000 100
[0048] Polyethylene glycol 8000 250
[0049] The preparation method is:
[0050] (1) Preparation of the extract: crush the Chinese medicine Ephedra, together with Dajinhua, Bitter Almond, Forsythia, and Campanulaceae, extract twice with 10 times the amount of hydrochloric acid aqueous solution (0.06%), each time for 2 hours, filter, and combine The filtrate was concentrated under reduced pressure at 60°C to form a thick ointment (herb: thick ointment=2:1). Add alkaline reagent and ethanol with 1% medicinal material amount to make the ethanol content 70%, stir for 30 minutes, let it settle for 2 hours, take the supernatant and adjust the pH to 7 with dilute acid, filter, reclaim the ethanol from the filtrate, reduce Press and concentrate to form a th...
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