Fluticasone propionate nasal spray
A technology of fluticasone propionate and nasal spray, which is applied in the direction of nebulizer for treatment, etc., can solve the problems of increasing the economic burden of patients, insufficient frequency, increasing waste of expensive liquid medicine, etc., and achieves reduction of filling equipment requirements. , the processing technology is mature, the effect of cost saving
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Embodiment 1
[0066] 1. Prescription (1000 bottles, 25μg / spray)
[0067]
[0068] Second, the preparation process:
[0069] 1. Micronize the fluticasone propionate bulk drug, and set aside.
[0070] 2. Dosing: Weigh the raw and auxiliary materials of the prescription amount into water of 90% of the prescription amount, stir to make it evenly mixed, add water to make up the volume, and the product is ready.
[0071] 3. Filling: Fill the fluticasone propionate suspension prepared above into the attached figure 2 In the spray bottle shown, fill each bottle with 4.0ml, and tighten the spray head (spray volume 50μl / spray, equivalent to 25μg / spray), that is, the final product is shown in the attachment Figure 4 .
[0072] 3. Tests of effective spray times, spray uniformity and spray residual rate
[0073] Every spray main ingredient content: same as comparative example 1
[0074] Reference substance solution preparation: with comparative example 1
[0075] Residual main drug content in...
Embodiment 2
[0089] 1. Prescription (1000 bottles, 25μg / spray)
[0090]
[0091] Second, the preparation process:
[0092] 1. Micronize the fluticasone propionate bulk drug, and set aside.
[0093] 2. Dosing: Weigh the raw and auxiliary materials of the prescription amount into water of 90% of the prescription amount, stir to make it evenly mixed, add water to make up the volume, and the product is ready.
[0094] 3. Filling: Fill the fluticasone propionate suspension prepared above into the attached image 3 In the spray bottle shown, fill each bottle with 4.0ml, and tighten the spray head (spray volume 50μl / spray, equivalent to 25μg / spray), that is, the final product is shown in the attachment Figure 5 .
[0095] 3. Tests of effective spray times, spray uniformity and spray residual rate
[0096] Every spray main ingredient content: same as comparative example 1
[0097] Reference substance solution preparation: with comparative example 1
[0098] Residual main drug content in ...
Embodiment 3
[0112] 1. Prescription (1000 bottles, 50μg / spray)
[0113]
[0114]
[0115] Second, the preparation process:
[0116]1. Micronize the fluticasone propionate bulk drug, and set aside.
[0117] 2. Dosing: Weigh the raw and auxiliary materials of the prescription amount into water of 90% of the prescription amount, stir to make it evenly mixed, add water to make up the volume, and the product is ready.
[0118] 3. Filling: Fill the fluticasone propionate suspension prepared above into the attached figure 2 In the spray bottle shown, fill each bottle with 4.0ml, and tighten the spray head (spray volume 100μl / spray, equivalent to 50μg / spray), that is, the final product is attached Figure 4 .
[0119] 3. Tests of effective spray times, spray uniformity and spray residual rate
[0120] Every spray main ingredient content: same as comparative example 1
[0121] Reference substance solution preparation: with comparative example 1
[0122] Residual main drug content in th...
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