Side Effects
-Auditory impairment and hearing loss, hypotension, painful priapism lasting >4 hours in duration has been reported rarely.
-Flushing, dyspepsia, headache, visual disturbance (including vision color changes, blurred vision, and photophobia), epistaxis, angina pectoris, atrioventricular block, cardiac failure, cardiomyopathy , cerebral thrombosis, chest pain ,edema, facial edema, hypotension, ischemic heart disease, orthostatic hypotension, palpitations, peripheral edema , shock, syncope, tachycardia, contact dermatitis, dermal ulcer, diaphoresis, erythema of skin, exfoliative dermatitis, pruritus, skin photosensitivity, skin rash, urticaria, gout, hyperglycemia, hypernatremia , hyperuricemia, hypoglycemia, increased thirst, unstable diabetes, abdominal pain, colitis, diarrhea, dysphagia, esophagitis, gastritis, gastroenteritis, gingivitis, glossitis, nausea, stomatitis, vomiting, xerostomia, cystitis, ejaculatory disorder , genital edema, nocturia, urinary frequency, urinary incontinence, anemia, leukopenia, rectal hemorrhage, abnormal dreams, absent reflexes, anorgasmia, ataxia , chills, depression, dizziness, drowsiness hypertonia, hypoesthesia, insomnia, migraine , myasthenia, neuralgia, neuropathy, pain, paresthesia, vertigo, arthritis, asthenia, back pain, myalgia, osteoarthritis, , anterior chamber eye hemorrhage, cataract, conjunctivitis, dry eye syndrome, eye pain, mydriasis , retinal hemorrhage, asthma, bronchitis, dyspnea, exacerbation of dyspnea , increased bronchial secretions, increased cough , laryngitis , nasal congestion, pharyngitis , rhinitis, sinusitis.