What is the nasal drug delivery system?
Nasal route of administration from which the drugs are insufflated through the nose. This can be a form of either topical administration or systemic administration. Whereas the drugs thus locally delivered in a nasal dosage form that can go on to have either purely local or systemic effects. Nasal sprays are locally acting drugs in the form of decongestants for the treatment of cold and allergy, whose systemic effects are usually minimal. Examples of systemically active drugs in the form of nasal sprays are such as migraine drugs, nicotine replacement, and hormone treatments.(more…)