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  • Mohammed Taki, Sarah Ahmed, Christopher Marriott, Xian-ming Zeng, Gary P. Martin
  • Chemistry, Medicine
  • European journal of pharmaceutical sciences…
  • 1 July 2011
  • Inhalation of salmeterol xinafoate (SX) and fluticasone propionate (FP) from a combination product is reported to produce superior clinical outcomes in comparison to the concurrent administration ofContinue Reading
  • Xian-ming Zeng, Helen B. MacRitchie, Christopher Marriott, Gary P. Martin
  • Chemistry, Medicine
  • International journal of pharmaceutics
  • 1 March 2007
  • This paper presents the findings of two related studies. The aim of the first was to study any changes in the aerodynamic properties of salbutamol base powder formulations when different sugars wereContinue Reading
  • Jacquelyn Cruz McCabe, Franciscus Koppenhagen, Julian Blair, Xian-ming Zeng
  • Chemistry, Medicine
  • Journal of aerosol medicine and pulmonary drug…
  • 1 April 2012
  • BACKGROUND Inhaler technique and spray characteristics are critical for adequate management of asthma symptoms with pressurized metered-dose inhalers (pMDIs). A lower spray force has been directlyContinue Reading
  • Christopher Marriott, Helen B. MacRitchie, Xian-ming Zeng, Gary P. Martin
  • Chemistry, Medicine
  • International journal of pharmaceutics
  • 1 December 2006
  • Impactor data are an essential component of marketing authorisation for new dry powder aerosol formulations. However such data are time-consuming to obtain and therefore impede the rapid screening ofContinue Reading