In 2007 treatment was initiated in the health zone of Kasongo, in 2008 it was initiated in the health zones of Kunda, Lusangi, Salamabila and Samba,[REF] and in 2009 it was initiated in the remaining health zones of Kabambare, Kampene and Pangi [REF].
Since the community-wide mass treatment of all eligible people must be repeated once a year for 10-15 years, approximately three million tablets of Mectizan (ivermectin) were distributed in 2009 in all eight health zones by some 4,540 trained community workers.