Quetiapine fumarate sustained-release tablets and preparation method thereof
A technology of quetiapine fumarate and quinoline fumarate, which can be applied to pharmaceutical formulations, medical preparations with inactive ingredients, and medical preparations containing active ingredients, etc., can solve the complex preparation process, environmental and human hazards. and irritation, etc., to achieve the effect of simple process and good sustained release performance
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Embodiment 1
[0032] Example 1: Preparation of Quetiapine Fumarate Sustained Release Tablets
[0033] Take 200g of quetiapine fumarate (calculated as quetiapine) and crush it, pass it through an 80-mesh sieve, and mix it with 58g acrylic resin RL PO, and use 9g 10% polyvinylpyrrolidone K-30 as a soft material as a binder; Granulate with an 18-mesh sieve, dry, use an 18-mesh sieve to sizing, add 3 g of magnesium stearate, mix well, and compress.
Embodiment 2
[0034] Example 2: Preparation of Quetiapine Fumarate Sustained Release Tablets
[0035] Take 200g of quetiapine fumarate (calculated as quetiapine) and crush it, pass it through an 80-mesh sieve, and mix it with 58g of acrylic resin RS PO, and use 9g of 10% polyvinylpyrrolidone K-30 as a binder to make a soft material; Granulate with an 18-mesh sieve, dry, use an 18-mesh sieve to sizing, add 3 g of magnesium stearate, mix well, and compress.
Embodiment 3
[0036] Example 3: Preparation of Quetiapine Fumarate Sustained Release Tablets
[0037] Take 200g of quetiapine fumarate (calculated as quetiapine), crush it, pass through an 80-mesh sieve, and mix with 29g acrylic resin RL PO and 29g acrylic resin RS PO, and use 9g 10% polyvinylpyrrolidone K-30 as the adhesive Preparation of soft material; granulate through an 18-mesh sieve, dry, sizing with an 18-mesh sieve, add 3g of magnesium stearate, mix well, and compress.
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