| Headache, Flushing, Dyspepsia, Nasal Congestion, Urinary Tract Infection, Diarrhea, Dizziness, Rash, Priapism, Hematuria, Seizure, Anxiety, MI, Ventricular arrhythmia, Cerebrovascular hemorrhage, Transient ischemic attack, Cystitis, Nocturia, Urinary frequency, Nausea, Vomiting, Urinary incontinence, Abnormal ejaculation, Genital edema, Sweating, Anemia, Depression, Insomnia, Somnolence, Abdominal pain. |