Akunyili bidoro Ọrụ ya dika onye mmepụta ọgwụ n'afọ 1978 rute 1981, na University of Nigeria Teaching Hospital (UNTH), Enugu, Tupu ya agawa n'ogba Agụmakwụkwọ dika Graduate Assistant (Research Fellow) na Faculty of Pharmaceutical Sciences, UNN site na 1982 ruo 1986. N'usoro ndi Mahadum, onwere ọtụtụ ọganihu site na Lecturer I na 1986 tupu emee ya Senior Lecturer na 1990. Ezigara ya College of Medicine, UNN na 1992, ebe emere ya Consultant Pharmacologist na 1996, ọkwa ọnọro ruo abali iri abụọ n'ọnwa anọ n'afọ 2001. N'ihi ịhụnanya ya n'ebe ndi eto-eto di, ọ bụkwara onye nkụzi ọkara oge na West African Postgraduate College of Pharmacists Lagos, Nigeria na-afọ 1992–1995.