<unk>  is an antimuscarinic and bronchodilator that is FDA approved for the treatment of long-term maintenance treatment of bronchospasm associated with chronic obstructive pulmonary disease (COPD), including chronic bronchitis and emphysema..   Common adverse reactions include headache, cough, and nasopharyngitis..
Aclidinium
Umeclidinium
Brinzolamide
Chlorphenamine
Metizoline
Cinnarizine
Thiram
Cibenzoline