Abnormal Increase in Muscle Tone - Hypertonia is a Frequently Occurring Side Effect of Xopenex Anxious - Anxiety is a Frequently Occurring Side Effect of Xopenex Cough is a Frequently Occurring Side Effect of Xopenex Dizzy - Dizziness is a Frequently Occurring Side Effect of Xopenex Fast Heartbeat - Tachyarrhythmia is a Frequently Occurring Side Effect of Xopenex Flu-Like Symptoms is a Frequently Occurring Side Effect of Xopenex Head Pain - Headache Disorder is a Frequently Occurring Side Effect of Xopenex Indigestion - Dyspepsia is a Frequently Occurring Side Effect of Xopenex Infection caused by a Virus - Viral Infection is a Frequently Occurring Side Effect of Xopenex Inflammation of the Nose - Rhinitis is a Frequently Occurring Side Effect of Xopenex Involuntary Quivering - Tremors is a Frequently Occurring Side Effect of Xopenex Leg Cramps - Cramps in Legs is a Frequently Occurring Side Effect of Xopenex Migraine Headache - Migraine is a Frequently Occurring Side Effect of Xopenex Nervous - Nervousness is a Frequently Occurring Side Effect of Xopenex Sinus Irritation and Congestion - Sinusitis is a Frequently Occurring Side Effect of Xopenex |