atazanavir, an antiretroviral agent. 
INDICATIONS: This drug is used to treat HIV-1 infection in combination with other antiretroviral agents. CONTRAINDICATIONS: Known hypersensitivity to this drug prohibits its use. ADVERSE EFFECTS: Adverse effects of this drug include headache, depression, dizziness, insomnia, peripheral neurological symptoms, fatigue, fever, arthralgia, back pain, cough, lipodystrophy, and pain. Life-threatening side effects include hepatotoxicity and Stevens-Johnson syndrome. Common side effects include diarrhea, abdominal pain, nausea, rash, and photosensitivity.
