Question

What are the characteristics of reservoir devices-controlled release systems?

a.

Release the drug along the entire length of GIT

b.

Drug disperse in the insoluble matrix of rigid hydrophobic materials

c.

Hollow systems containing drug surrounded by a polymer membrane

d.

Employ waxes to control the rate of dissolution

Posted under Drug and Pharmaceutical Biotechnology

Answer: (c).Hollow systems containing drug surrounded by a polymer membrane

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