References
- Zeng XM, Martin GP, Marriott C, Pritchard J. (2000). The effects of carrier size and morphology on the dispersion of salbutamol sulphate after aerosolization at different flow rates. J Pharm Pharmacol, 52:1211–1221.
- Young PM, Kwok P, Adi H, Chan HK, Traini D. (2009). Lactose composite carriers for respiratory delivery. Pharm Res, 26:802–810.
- El-Sabawi D, Edge S, Price R, Young PM. (2006). Continued investigation into the influence of loaded dose on the performance of dry powder inhalers: surface smoothing effects. Drug Dev Ind Pharm, 32:1135–1138.
- Zeng XM, Martin GP, Marriott C, Pritchard J. (2001). Lactose as a carrier in dry powder formulations: the influence of surface characteristics on drug delivery. J Pharm Sci, 90:1424–1434.
- Saleem I, Smyth H, Telko M. (2008). Prediction of dry powder inhaler formulation performance from surface energetics and blending dynamics. Drug Dev Ind Pharm, 34:1002–1010.
- Traini D, Young PM, Thielmann F, Acharya M. (2008). The influence of lactose pseudopolymorphic form on salbutamol sulfate-lactose interactions in DPI formulations. Drug Dev Ind Pharm, 34:992–1001.
- Young PM, Sung A, Traini D, Kwok P, Chiou H, Chan HK. (2007). Influence of humidity on the electrostatic charge and aerosol performance of dry powder inhaler carrier based systems. Pharm Res, 24:963–970.
- Melandri C, Tarroni G, Prodi V, de Zaiacomo T, Formignani M, Lombardi CC. (1983). Deposition of charged particles in the human airways. J Aerosol Sci, 14:657–669.
- Prodi V, Mularoni A. (1985). Electrostatic lung deposition experiments with humans and animals. Ann Occup Hyg, 29:229–240.
- Murtomaa M, Pekkala P, Kalliohaka T, Paasi J. (2005) A device for aerosol charge measurement and sampling. J Electrostat, 63:571–575.
- Chow KT, Zhu K, Tan RB, Heng PW. (2008). Investigation of electrostatic behavior of a lactose carrier for dry powder inhalers. Pharm Res, 25:2822–2834.
- Byron PR, Peart J, Staniforth JN. (1997). Aerosol electrostatics. I: Properties of fine powders before and after aerosolization by dry powder inhalers. Pharm Res, 14:698–705.
- Glover W, Chan H-K. (2004). Electrostatic charge characterization of pharmaceutical aerosols using electrical low-pressure impactor (ELPI). J Aerosol Sci, 35:755–764.
- Kwok PC, Glover W, Chan HK. (2005). Electrostatic charge characteristics of aerosols produced from metered dose inhalers. J Pharm Sci, 94:2789–2799.
- Telko MJ, Kujanpää J, Hickey AJ. (2007). Investigation of triboelectric charging in dry powder inhalers using electrical low pressure impactor (ELPI). Int J Pharm, 336:352–360.
- Kwok PC, Chan HK. (2008). Effect of relative humidity on the electrostatic charge properties of dry powder inhaler aerosols. Pharm Res, 25:277–288.
- Hoe S, Young PM, Chan HK, Traini D. (2009c). Introduction of the electrical next generation impactor (eNGI) and investigation of its capabilities for the study of pressurized metered dose inhalers. Pharm Res, 26:431–437.
- Hoe S, Traini D, Chan HK, Young PM. (2009a). The influence of flow rate on the aerosol deposition profile and electrostatic charge of single and combination metered dose inhalers. Pharm Res, 26:2639–2646.
- Hoe S, Traini D, Chan HK, Young PM. (2009b). Measuring charge and mass distributions in dry powder inhalers using the electrical Next Generation Impactor (eNGI). Eur J Pharm Sci, 38:88–94.
- United States Pharmacopoeia (USP). Chapter <601>, United States Pharmacopoeia 31 - National Formulary 26: United States Pharmacopoeial Convention Inc.; 2008.
- Hickey AJ, Mansour HM, Telko MJ, Xu Z, Smyth HD, Mulder T et al. (2007). Physical characterization of component particles included in dry powder inhalers. II. Dynamic characteristics. J Pharm Sci, 96:1302–1319.
- Hoe S, Traini D, Chan HK, Young PM. (2010). The contribution of different formulation components on the aerosol charge in carrier-based dry powder inhaler systems. Pharm Res, 27:1325–1336.
- Zhu K, Ng WK, Shen S, Tan RB, Heng PW. (2008). Design of a device for simultaneous particle size and electrostatic charge measurement of inhalation drugs. Pharm Res, 25:2488–2496.
- British Pharmacopoeia. (2009). Section 2.9.18 - Appendix XII C. Consistency of Formulated Preparations for inhalation.
- Jones MD, Price R. (2006). The influence of fine excipient particles on the performance of carrier-based dry powder inhalation formulations. Pharm Res, 23:1665–1674.
- Pilcer G, Amighi K. (2010). Formulation strategy and use of excipients in pulmonary drug delivery. Int J Pharm, 392:1–19.