saquinavir, an antiviral. ▪ INDICATIONS: It is used to treat HIV in combination with zidovudine and zalcitabine. ▪ CONTRAINDICATIONS: Known hypersensitivity to this drug prohibits its use. ▪ ADVERSE EFFECTS: Adverse effects of this drug include buccal mucosa ulceration, headache, musculoskeletal pain, asthenia, and hyperglycemia. Common side effects are diarrhea, abdominal pain, nausea, paresthesia, and rash.