fˈɑːskɑːɹnɪt kæn biː jˈuːzd tə tɹˈiːt hˈaɪli tɹˈiːtməntɛkspˈiəɹɪənst pˈeɪʃənts wɪð ˌeɪtʃˌaɪvˈiː æz pˈɑːɹt ʌv sˈælvɪdʒ θˈɛɹəpi.
Foscarnet can be used to treat highly treatment-experienced patients with HIV as part of salvage therapy.