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Which of the following is a characteristic of aqueous solutions?

(a) Free flowing powders

(b) Drug release can be increased by increasing viscosity

(c) Control drug release by partitioning the drug from the oil

(d) Administration of emulsions

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I want to ask this question from Biopharmaceuticals in division Biopharmaceuticals of Drug Biotechnology

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Correct answer is (b) Drug release can be increased by increasing viscosity

For explanation: The release of drugs from aqueous solutions can be increased by increasing the viscosity of the vehicle by use of MC, CMC, and PVP. By forming a complex with macromolecules. By forming a complex that controls drug release.

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