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. Author manuscript; available in PMC: 2013 Nov 1.
Published in final edited form as: Adv Drug Deliv Rev. 2012 May 1;64(14):1547–1568. doi: 10.1016/j.addr.2012.04.005

Table I.

Characteristics of different microneedle-based drug delivery system designs.

Microneedle design Simplicity of design and manufacturing Simplicity of use by patient Maximum possible drug dose Control over drug delivery profile
Microneedle pretreatment + + + + + + + + +
Microneedle patch + + + + + + + +
Hollow microneedles + + + + + + + +