Disease found in tropical Africa and Central America. It is transmitted by bloodsucking black flies, which infect the victim with parasitic filarial worms (genus Onchocerca), producing skin disorders and intense itching; some invade the eyes and may cause blindness.
It is treated with antiparasitic drugs known as filaricides.
White stands for peace. The shield and weapons express a willingness to defend the country. Green symbolizes plenty. Blue represents rain. Effective date: 20 January 1987.