zaleplon, a sedative/hypnotic. ▪ INDICATIONS: This drug is used to treat insomnia. ▪ CONTRAINDICATIONS: Known hypersensitivity to this drug prohibits its use. ▪ ADVERSE EFFECTS: Adverse effects of this drug include dizziness, confusion, anxiety, amnesia, depersonalization, hallucinations, hypesthesia, paresthesia, somnolence, tremor, vertigo, nausea, abdominal pain, constipation, anorexia, colitis, dyspepsia, dry mouth, vision changes, ear/eye pain, oversensitivity to sound, parosmia, asthenia, fever, headache, myalgia, and dysmenorrhea. Common side effects include lethargy, drowsiness, and daytime sedation. It should not be used longer than 2 to 3 weeks or with alcohol. Its effectiveness is decreased when taken with a high-fat meal.