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Polymers used to prepare particles for intranasal delivery systems.
| Polymer Type | Polymer | Refs. |
|---|---|---|
| Natural polymers | Chitosan | [61,70,83,98,100,107,127,148,149,150,155,159,160] |
| Chitosan derivatives | [49,102,105,157,158] | |
| Sodium alginate | [57,62,70] | |
| Synthetic polymers | Copolymer of polylactic and glycolic acids (PLGA) | [106,110,154] |
| Polylactide (or polylactic acid, PLA) | [66] | |
| Polycaprolactone | [86] |
