Pregnancy Comorbidity Saturation less than 93% The presence of symptoms for more than 7 days History of formoterol intolerance cardiac diseases, such as heart failure or arrhythmia Recent history of using inhaled corticosteroids, bronchodilators, and ACE inhibitors Asthma or COPD Heavy Smoker

Pregnancy Comorbidity Saturation less than 93% The presence of symptoms for more than 7 days History of formoterol intolerance cardiac diseases, such as heart failure or arrhythmia Recent history of using inhaled corticosteroids, bronchodilators, and ACE inhibitors Asthma or COPD Heavy Smoker

Pregnancy Comorbidity Saturation less than 93% The presence of symptoms for more than 2 days

Pregnancy Comorbidity Saturation less than 93% The presence of symptoms for more than 2 days