Professor, Department of Pharmaceutics, KNUST, Kumasi, Ghana

Aug 2016 – Date

Associate Professor, Department of Pharmaceutics, KNUST, Kumasi, Ghana

Oct 2010 – Jul 2016

Visiting Associate Professor, Department of Pharmaceutical Technology, Faculty of Pharmacy, Madonna University, Elele, Rivers State, Nigeria

Jun 2013 – Date

Senior lecturer, Department of Pharmaceutics, KNUST, Kumasi

Oct 2004 – Sept 2010

Visiting Scientist, Department of Pharmaceutics, Biopharmaceutics & Nutri-Cosmetics, Free University of Berlin, Berlin, Germany                 

Jun 2008 – Aug 2008

Demonstrator, School of Pharmacy & Pharmaceutical Sciences, University of Manchester, Manchester, UK                                 

Oct 1998 – Aug 2001

Lecturer, Department of Pharmaceutics, KNUST, Kumasi

Jan 1994 – Sept 2004

Teaching Assistant/ National Service Person, Department

of Pharmaceutics, KNUST, Kumasi

Aug 1989 – Jul 1990