New recommendations advise starting highly active antiretroviral therapy (H
AART) slightly later in the course of HIV disease compared with earlier gui
delines. HAART has prolonged life in HIV patients, altering the spectrum of
problems being treated. As the immune system recovers, long-term prophylax
is against some secondary infections can be discontinued. The problem, howe
ver, is that HAART also has serious long-term side effects such as lactic a
cidosis, lipodystrophy, and the promotion of drug-resistant strains of HIV.