1.	Phase II Study of Cidofovir (An Antiherpes Nucliotide Analogue) in Kaposi's Sarcoma Phase: Phase II Type: Treatment Status: Completed Age: 18 and over Sponsor: NCI Protocol IDs: NCI-97-C-0024C, NCT00019240
2.	Cidofovir in Treating HIV-Infected Patients With High-Grade Squamous Intraepithelial Lesions of the Skin Near the Anus Phase: Phase II Type: Biomarker/Laboratory analysis, Treatment Status: Completed Age: 18 and over Sponsor: NCI Protocol IDs: CDR0000570720, U01CA121947, AMC-046, NCT00550589
3.	Safety and Tolerability of Cidofovir Gel Applied on Cervix Squamous Lesions Phase: Phase I Type: Treatment Status: Completed Age: 18 to 50 Sponsor: Pharmaceutical / Industry Protocol IDs: MI-COL-CI01, EudraCT2009-012937-31, NCT00989443