Compound drop pills of dahurian rhododendron leaf and preparation method
A Manshanhong, compound technology, used in pill delivery, pharmaceutical formulations, medical preparations containing active ingredients, etc., can solve the problems of inaccurate dosage, low dissolution rate, low drug content, etc., and improve bioavailability. , the effect of accelerated dissolution and absorption, and a high degree of automation
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[0032] Now with several groups of specific examples, the preparation method of the compound Manshanhong dripping pills of the present invention will be further described.
[0033] Group 1: Tests with a single matrix
[0034] 1. Preparation of drug extract:
[0035] 1.1 Prescription: Manshanhong 200g, Baibu 100g, poppy shell 50g, Campanulaceae 100g, Polygala 100g;
[0036] 1.2 Preparation method: crush the above five flavors into coarse powder, refer to the percolation method under the fluid extract and extract item on the 13th page of the Chinese Pharmacopoeia 2000 edition, use 18% ethanol as a solvent, soak for 24 hours, and use 1~ Slowly percolate at a speed of 3ml, collect the primary filtrate and store it in another container, continue percolating until there is almost no filtrate oozing out, stop percolating and combine with the primary filtrate, concentrate to a thick paste with a relative density of 1.2-1.4 to obtain the product; or It is then dried at 60°C to 80°C an...
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