Medicine Name: Labaneb Respules (2ml Each). Composition: Arformoterol (15mcg). Side Effects: Sinus infection Lung disorder Tremors Headache Rash Back pain Increased potassium level in blood Breathlessness Vomiting Diarrhea Chest pain Nervousness Pain Sinus inflammation Leg cramps Flu like symptoms Peripheral edema Chest congestion Weakness Fever Bronchitis inflammation of the airways Chronic obstructive pulmonary disease C O P D High white blood cell count.