The most commonly reported adverse effects associated with Gabapentin are somnolence, dizziness, ataxia, and fatigue. Nystagmus, tremor, diplopia, amblyopia, pharyngitis, dysarthria, weight gain, dyspepsia, amnesia, weakness, paraesthesia, arthralgia, purpura leucopenia, anxiety, and urinary-tract infection may occur less frequently. Rarely pancreatitis, altered liver function tests, erythema multiforme, Stevens-Johnson Syndrome, rhinitis, nervousness, myalgia, headache, nausea and vomiting, and blood glucose fluctuations in diabetics have been reported.