Chapter I The principle of proportionality and drug-related offences A. The principle of proportionality B. Proportionality and the international drug control conventions C. Proportionate prosecution, sentencing and alternatives D. Equality before the law E. Teamwork involving thejusticeand health-care systems F. Recommendations Chapter II Operation of the international drug control system A. Narcotic drugs B. Psychotropic substances C. Precursors D. Promoting universal application of the international drug control treaties E. Measures to ensure the implementation oft he international drug control treaties F. Special topics Chapter III Analysis of the world situation A. Africa B. Americas Central America and the Caribbean North America South America C. Asia East and South-East Asia South Asia West Asia D. Europe E. Oceania Chapter IV