Stopping primary prophylaxis in HIV-1-infected patients at high risk of toxoplasma encephalitis. Swiss HIV Cohort Study

Discontinuation of primary prophylaxis against toxoplasma encephalitis was studied in 199 HIV-1-infected patients on antiretroviral combination treatment who had experienced a sustained increase in their CD4 count. During a follow-up of 272 person-years, no cases of toxoplasma encephalitis arose.