Formoterol Sandoz 12 Easyhaler contains powder for inhalation. Each dose contains 12 micrograms of formoterol. Formoterol belongs to the group of bronchodilator agents. Formoterol Easyhaler Sandoz 12 is used in: - Bronchial asthma as an adjunct to other treatments for asthma, called inhaled corticosteroids. - Relieving symptoms of breathlessness - Preventing spasms of the airways caused by exercise - Chronic bronchitis - Chronic obstructive pulmonary disease (COPD) to relieve symptoms of breathlessness