Pharmaceutical composition containing calcium antagonist, ACE inhibitor and statins
A technology of calcium ion antagonists and compositions, applied in the field of medicine, capable of solving unsatisfactory problems
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Embodiment 1
[0155] Embodiment 1: Levoamlodipine besylate, perindopril tert-butylamine salt and atorvastatin calcium tablet
[0156]
[0157] Preparation:
[0158] (1) Granulation of atorvastatin calcium granules
[0159] Step 1. Pass various solid raw and auxiliary materials through No. 5 to No. 6 sieves, and set aside;
[0160] Step 2, dissolving polysorbate 80 in purified water at 45°C to 60°C, adding hydroxypropyl cellulose, and cooling the solution to room temperature;
[0161] Step 3, mixing atorvastatin calcium, calcium carbonate, microcrystalline cellulose, precrosslinked starch, crospovidone and croscarmellose sodium in a granulator;
[0162] Step 4. Mix the powder mixture from step 3 and the solution from step 2 in the granulator, and stir while adding to make a suitable soft material. If necessary, adjust its pH to 5.5-10.0. Use No. 2 Sieve to make wet granules;
[0163] Step 5, dry the granules in the drying equipment, sieve the granules with No. 2 sieve after drying, an...
Embodiment 2
[0169] Embodiment 2: amlodipine besylate, fosinopril sodium and simvastatin capsules
[0170]
[0171]
[0172] Preparation:
[0173] (1) Granulation of Simvastatin Granules
[0174] Step 1. Pass various solid raw and auxiliary materials through No. 5 to No. 6 sieves, and set aside;
[0175] Step 2, dissolving polysorbate 80 in purified water at 50°C and adding hydroxypropyl cellulose, and cooling the solution to room temperature;
[0176] Step 3, mixing simvastatin, calcium carbonate, microcrystalline cellulose, precrossified starch, sodium lauryl sulfate and croscarmellose sodium in a granulator;
[0177] Step 4. Mix the powder mixture from step 3 and the solution from step 2 in the granulator, and stir while adding to make a suitable soft material, and adjust its pH value to 5.5-10.0 if necessary; use No. 2 Sieve to make wet granules;
[0178] Step 5, dry the granules in the drying equipment, sieve the granules with No. 2 sieve after drying, and finally make the m...
Embodiment 3
[0184] Embodiment 3: levamlodipine besylate, ramipril and atorvastatin calcium dispersible tablet
[0185]
[0186]
[0187] Preparation:
[0188] (1) Preparation of Atorvastatin Calcium Microcapsules
[0189] Step A, pass various solid raw and auxiliary materials through No. 5 to No. 6 sieves respectively, and set aside;
[0190] Step B. Dissolve gelatin and gum arabic in purified water respectively, stir to make them fully dissolved, add atorvastatin calcium and cross-linked carboxymethyl cellulose sodium to gum arabic, ultrasonic emulsify for 45 minutes, and gelatin solution and Mix the gum arabic solution into a three-necked flask, control the stirring speed at 200-400rpm, heat in a water bath, keep the temperature at 45°C-50°C, adjust the pH value of the system to 3.5-4.0, conduct the condensation reaction for 55 minutes, and lower the temperature of the system to 2 ℃-8℃, add formaldehyde with a mass concentration of 25% and a glutaraldehyde solution with a mass c...
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