DESIGNS AND METHODOLOGY • Study Site: The study will be conducted at several HIV care sites in Kenya. The University of Washington has a history of collaborative research with the Kenya Medical Research Institute, the University of Nairobi, and Kenyatta National Hospital; all leading academic institutions in Kenya. Enrollment in the randomized clinical trial will take place at up to three sites in Kenya. The determination of sites will be based on ongoing studies of helminth prevalence in Kenya (Walson JL, Otieno P, ongoing) and may include AMREF/CDC Clinic in Kibera, KNH Comprehensive Care Clinic, KEMRI CCC, Homa Bay District Hospital, Kisii District Hospital, Kisumu District Hospital, Kerugoya District Hospital, Machakos District Hospital, Mbagathi District Hospital, Thika District Hospital, and The Comprehensive Care and Research Clinic at Kilifi District Hospital (CGMR-C).