Insomnia; dizziness, headache, somnolence; nausea, diarrhea, dry mouth; ejaculation failure; fatigue. URTI, pharyngitis, rhinitis; decreased appetite, increased appetite; anxiety, depression, agitation, decreased libido, nervousness, depersonalization, nightmare, bruxism; tremor, movement disorders (including extrapyramidal symptoms eg, hyperkinesia, hypertonia, dystonia, teeth grinding or gait abnormalities), paraesthesia, hypertonia, disturbance in attention, dysgeusia; visual disturbance; tinnitus; palpitations; hot flush; yawning; dyspepsia, constipation, abdominal pain, vomiting, flatulence; hyperhidrosis, rash; back pain, arthralgia, myalgia; irregular menstruation, erectile dysfunction; malaise, chest pain, asthenia, pyrexia; increased wt; injury.