{"nct_id":"NCT00002155","title":"A Six-Month Safety and Antiviral Study in HIV-1 Seropositive, AZT-Experienced Patients With CD4 Counts Less Than or Equal to 50 Cells/mm3 to Evaluate MK-639 Alone Versus Zidovudine (AZT) and 3TC Versus the Combination of MK-639 With AZT/3TC","status":"COMPLETED","status_verified_date":"1996-06","start_date":null,"start_date_type":null,"primary_completion_date":null,"primary_completion_date_type":null,"completion_date":null,"completion_date_type":null,"phases":["NA"],"tickers":["MRK"]}