functional obsolescence. Impairment of the usefulness of a device or equipment due to a design defect, or due to its inability to be upgraded or modified to serve the user's current needs.efinition. Impairment of the usefulness of a device or equipment due to a design defect, or due to its inability to be upgraded or modified to serve the user's current needs. For example, a relatively new computer becomes functionally obsolete if it cannot run the latest program or peripheral the user wishes to use.
Current US DHHS guidelines (published April 8, 2015) state: 1  Antiretroviral therapy (ART) is recommended for all HIV-infected individuals to reduce the risk of disease progression. 2  ART also is recommended for HIV-infected individuals for the prevention of transmission of HIV.
Generic drugs used in the Treatment of HIV Infection Approved and Tentatively Approved Antiretrovirals in Association with the President's Emergency Plan (PEPFAR) More in HIV/AIDS Treatment HIV Related Therapies Antiretroviral drugs used in the treatment of HIV infection Approved medical devices for the treatment of complications of HIV Approved therapies for the treatment of complications of HIV