<unk>  is a nucleoside reverse transcriptase inhibitor that is FDA approved for the treatment of HIV-1 infection in combination with other antiretroviral agents. There is a Black Box Warning for this drug as shown here.  Common adverse reactions include headache, diarrhea, nausea, fatigue, dizziness, depression, insomnia, abnormal dreams, rash, abdominal pain, asthenia, increased cough, rhinitis and skin hyperpigmentation (pediatric patients).
Emtricitabine
Letermovir
Adefovir
Fomivirsen
Saquinavir
Entecavir
Temoporfin
Daclatasvir