Ambroxol hydrochloride oral solution and preparation method thereof
A technology for oral administration of ambroxol hydrochloride and ambroxol hydrochloride is applied in the field of oral ambroxol hydrochloride solution and preparation thereof, and can solve the problems of affecting the normal secretion of gastrointestinal digestive enzymes, reducing the absorption capacity of the small intestine, lack of nutritional value in the human body, and the like. The effect of improving storage stability, improving storage stability, improving safety and stability
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Embodiment 1
[0082] Embodiment 1: a kind of ambroxol hydrochloride oral solution, its composition raw material is: ambroxol hydrochloride: 2g; Sorbitol 150g; Benzoic acid 0.5g; AK sugar 0.5g; Edetate calcium sodium 0.05g; g; mint water 0.05g; purified water added to 1000 parts by volume.
[0083] The preparation method of ambroxol hydrochloride in the present embodiment is:
[0084] Add ambroxol to water 30 times the volume of its weight, heat to 100°C to dissolve it completely, then cool down to 25°C and keep warm, add 0.1mol / L hydrochloric acid solution, in the hydrochloric acid solution, hydrochloric acid and ammonium bromide Equimolar amount of sol, stirred for 6h, filtered while hot, dried at 40°C, recrystallized the dried solid with water and decolorized with activated carbon to obtain ambroxol hydrochloride with a yield of 98.6%.
[0085] The preparation method of the present embodiment ambroxol hydrochloride oral solution is:
[0086] S1, adding hot purified water with a temperat...
Embodiment 2
[0094] Embodiment 2: a kind of ambroxol hydrochloride oral solution, the difference with embodiment 1 is that each raw material component consumption is different, concrete composition is: ambroxol hydrochloride 5g; Sorbitol 250g; Benzoic acid 1g; AK sugar 1.5g; edetate calcium sodium 1g; lemon essence 0.5g; mint water 0.2g; purified water added to 1000 parts by volume.
Embodiment 3
[0095] Embodiment 3: a kind of ambroxol hydrochloride oral solution, the difference with embodiment 1 is that each raw material component consumption is different, concrete composition is: ambroxol hydrochloride 3g; Sorbitol 200g; Benzoic acid 0.7g; AK Sugar 1g; edetate calcium sodium 0.08g; lemon essence 0.3g; mint water 0.1g; purified water added to 1000 parts by volume.
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