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By John Hoekman, Ph.D., Impel Pharmaceuticals, Inc.
Oral formulations of drugs account for up to 75% of prescriptions. However, many diseases require therapies to provide a maximal benefit as quickly as possible, and oral delivery may result in slow absorption. Enter drug delivery via the upper nasal space, which has the potential to provide a more rapid onset of activity, avoid degradation in the GI tract, and more benefits.
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