Side effects that you may encounter when you order Lioresal online include gastrointestinal distress, lightheadedness, respiratory distress, confusion, headache, difficulty sleeping, mood changes, muscle weakness, shaky movement, unsteady walk and loss of coordination, tremors, nightmares and hallucinations, rapid involuntary movements of the eyes, dry mouth, increased need to urinate, decreased blood pressure, fits and convulsions, visual disturbances. and severe allergic reactions such as skin rash, hives, and swelling of the body. Generic Lioresal tablets should be taken with extreme caution by the elderly.