Headache, dry mouth, nausea, insomnia, dizziness, pharyngitis, constipation, agitation, anxiety, abdominal pain, tinnitus, tremor, nervousness, somnolence, irritability, vasodilation, photosensitivity, hypertonia, suicidal ideation, emotional lability, hostility, palpitation, myalgia, twitch, sweating, rash, nausea, migraine, insomnia, pharyngitis, urinary frequency or retention, hot flushes, dysphagia, flushing, anorexia, chills, facial eodema, photosensitivity, hypotension, stroke, tachycardia, gastric reflux, gingivitis, increased salivation, jaundice, mouth ulcers, stomatitis, thirst, ecchymosis, leg cramps, decreased libido, depersonalisation, dysphoria, vertigo, phlebitis, pulmonary embolism, colitis, aesophagitis, GI hemorrhage, hepatitis, intestinal perforation, pancreatitis, stomach ulcer, hyperglycaemia, hypoglycaemia, anaemia, muscle weakness, fever, rhabdomyolysis, euphoria, delirium, pneumonia, Stevens-Johnson syndrome, mydriasis, deafness, increased intraocular pressure, abnormal ejaculation, cystitis, vaginitis, and salpingitis.
