Human betaherpesvirus 6
| Brincidofovir | HHV-6 | Viral DNA polymerase inhibitor | Phase 3 | — | Viral DNA pol | |
| Acyclovir | HHV-6 | Viral DNA polymerase inhibitor | Approved (other) | JapanChinaRussia | Viral DNA pol | |
| Artesunate | HHV-6 | Unclear | Preclinical | — | Unknown | |
| Cidofovir | HHV-6 | Viral DNA polymerase inhibitor | Preclinical | — | Viral DNA pol | |
| Docosanol | HHV-6 | Inhibition of fusion | Preclinical | — | Viral glycoprotein | |
| Filociclovir | HHV-6 | Dual DNA polymerase/kinase inhibitor; Nucleoside analog | Preclinical | — | Viral DNA pol | |
| Foscarnet | HHV-6 | Pyrophosphate analog DNA polymerase inhibitor | Approved (other) | Japan | Viral DNA pol |