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水杨酸乳膏,用于治手、足癣及体、股癣。处方:水杨酸50g,硬脂酸甘油酯70g,硬脂酸100g,白凡士林120g,液体石蜡100g,甘油120g,十二烷基硫酸钠10g,羟苯乙酯1g,蒸馏水480ml。制备方法:将水杨酸研细后通过60目筛,备用。取硬脂酸甘油酯、硬脂酸、白凡士林及液体石蜡加热熔化为油相。另将甘油及蒸馏水加热至80℃,再加入十二烷基硫酸钠及羟苯乙酯溶解为水相。然后将水相缓缓倒入油相中,边加边搅,直至冷凝,即得乳剂型基质;将过筛的水杨酸加入上述基质中,搅拌均匀,即得。本制剂处方中甘油的作用是()

发布日期:2020-08-20

水杨酸乳膏,用于治手、足癣及体、股癣。处方:水杨酸50g,硬脂酸甘油酯70g,硬脂酸100g,白凡士...
A

乳化剂

B

保湿剂

C

抑菌剂

D

增稠剂

E

助悬剂

F

抗氧剂

标签: "暂无标签"

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此试题出现在

药学正副高

医院药学(医学高级)

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