In the swelling controlled drug delivery system,________ causes the drug diffusing out of the swollen rubbery polymer matrix.
A.Hydrophilic Polymer
B.Hydrophobic Polymer
C.Glassy State
D.Water Infusion
A.Hydrophilic Polymer
B.Hydrophobic Polymer
C.Glassy State
D.Water Infusion
A、digestive system
B、endocrine system
C、drug delivery system
D、cardiovascular system
B、Crosslinking Degrees
C、Granular Size
D、Enzymatic Degradation
Applied to the skin in a transdermal patch (transdermal therapeutic delivery system), this drug is used to prevent or reduce the occurrence of nausea and vomiting that are associated with motion sickness.
A、Diphenhydramine
B、Chlorpromazine
C、Ondansetron
D、Dimenhydrinate
E、Anisodamine
A、系统分别检出"preparation", "biodegradable polyester"和 "drug delivery"三个组词各自的文献结果数
B、系统给出"biodegradable polyester" and "drug delivery"组合的文献结果数
C、系统给出"preparation" and "biodegradable polyester" 组合的文献结果数
D、系统检出了"preparation" and "biodegradable polyester"and "drug delivery"三个词组组合的文献结果数
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