
Oral drug delivery represents the largest share of the pharmaceutical market, accounting for approximately 90% of all medicines prescribed.
The oral route remains the perfect one for the administration of therapeutic agents, due to the general simplicity and cost-effectiveness of the therapy, the accuracy of dosing, the avoidance of pain and the ability to self-medicate. Whilst it is considered the most traditional and easiest route of delivery, it is – perhaps surprisingly – not always the most user-friendly, for a number of reasons.