by the UN Commission on Narcotic Drugs in Vienna, Nigerian criminal networks bring ephedrine in from countries in West Africa that import more than they need.
Regional Action Plan to address the growing problem of illicit drug trafficking, organised crime and drug abuse in West Africa. As in Mexico where syndicates use violence to control the drug market, confrontations between drug gangs in Nigeria have increased. In August 2017, gunmena church in Ozubulu in Anambra State while looking for a rival drug gang leader, killing 13 people. An investigation revealed that the fighting was between two gangs operating from South Africa.