HTN, nausea, vomiting, headache, hypotension, hallucination, diarrhea, chest pain/transient chest pain; tinnitus, diaphoresis, palpitation, dyspnea, thrombophlebitis, hematuria, leg cramp, nasal congestion, taste disturbance, allergic reaction, severe arrhythmia, cerebrovascular attack & disturbance, skin eruption, CV reactions.