Very rarely, conjunctivitis, blepharitis, keratitis, impaired vision, diplopia, ptosis & sensation of dryness; bradycardia, arrhythmia, hypotension, syncope, AV block, CV insult, cerebral ischemia, heart failure, cardiac arrest, palpitations; bronchospasms, resp insufficiency, dyspnea; local or general exanthema, urticaria & individual cases alopecia; headache, weakness, vomiting, giddiness, depression.