OFFICIAL POSTS
1959 - now : Practising Medical Doctor
1959 - 1969 : Assistant in Pharmacology, University of Indonesia
1969 - 1973 : Deputy Chairman, Department of Pharmacology
1973 - 1984 : Head, Department of Pharmacology,University of Indonesia.
1983 : Professor in Pharmacology, University of Indonesia
1984 - 1992 : Coordinator Graduate Programme Basic Medical Sciences, University of Indonesia.
1992 - : Coordinator Graduate Programme Health Sciences, University of Indonesia
17 Nov.1993 : Head, PUKO, Center for the Study of Drug Efficacy, Faculty of Medicine, University of Indonesia and Cipto Mangunkusumo Hospital, Jakarta, Indonesia


MEMBERSHIP AND COMMITTEES (Selected)
1959 - now : Indonesian Medical Association
1969 - now : Indonesian Pharmacology Society
1991 : Member The Royal Society of Medicine, UK
1979 : Member Clinical Pharmacology Section, IUPHAR
1979 : Member Toxicology Section, IUPHAR
1970 - 1975 : Chairman Working Group on Pesticides, Dept.of Health, Indonesia
1971 - 1975 : Member Drug Evaluation Committee, Department of Health, Indonesia
1976 - now : Chairman Subcommittee on the Evaluation of Drugs for Safety and Efficacy, Department of Health, Indonesia
1972 - 1973 : Expert Member Research Committee, Department of Health
1973 - 1995 : Member W.H.O. Expert Advisory Panel
1975 - 1978 : Chairman Drug Adverse Reaction Monitoring Programme, Indonesia
1981 - now : Vice Chairman Drug Adverse Reaction Monitoring Programme, Indonesia
1978 - now : Consultant for Essential Drugs Revisions, Dept. of Health, Indonesia
1984 - 1987 : Chairman Subsection Clinical Pharmacology for Less Developed Countries, IUPHAR
1989 - 1992 : Chairman Clinical Pharmacology Section of IUPHAR
1989 : Short Term Consultant to SIDA on Pharmaceuticals, Sweden
1989 : Short Term Consultant to DANIDA on Pharmaceuticals, Denmark
1990 : Chairman, Course on Drug Safety and Efficacy Evaluation. 6-9 August, World Trade Centre, Jakarta.
1992 : Clinical Pharmacology Congress, Yokohama. (Chairman of The Clinical Section of IUPHAR)
1993 -1994 : Member Center for Information and Development Studies (CIDES)
1997 : Founder and member Indonesian Toxicology Society
1998- : Member Strategic Planning Committee FKUI.
1 July 1999 : Anggota Kehormatan HIKI (Himpunan Ilmuwan Kosmetika Indonesia)