1 metered dose (puff) contains:
Ipratropium bromide (corresponding to 20 mcg ipratropium bromide anhydrous) 21 mcg
Fenoterol hydrobromide 50 mcg

Metered dose inhaler

A bronchodilator for the prevention and treatment of symptoms in chronic obstructive airway disorders with reversible bronchospasm such as bronchial asthma and especially chronic bronchitis with or without emphysema. Concomitant anti-inflammatory therapy
Should be considered for patients with bronchial asthma and steroid responsive chronic obstructive
pulmonary disease (COPD)

Dosage and Administration
The dosage should be adapted to the individual requirements. Unless otherwise prescribed, the following dosages are recommended for adults and children over 6 years:
Acute asthma episodes (metered dose aerosol HFA)
2 actuations are sufficient for prompt symptom relief in many cases. In more severe cases, if breathing has not noticeably improved after 5 minutes, two further actuations may be taken.
If an attack has not been relieved by 4 puffs, further puffs may be required.
In these cases, patients should be avised to consult the doctor or the nearest hospital immediately.