Hypersensitivity. Discontinue immediately if paradoxical bronchospasm occurs. Ocular complications (ie, mydriasis, increased IOP, narrow angle glaucoma, eye pain) may occur if soln or mist comes in contact w/ the eyes. Insufficiently controlled DM, recent MI, severe organic heart or vascular disorders, hyperthyroidism, phaeochromocytoma, risk of narrow-angle glaucoma, prostatic hypertrophy or bladder neck obstruction. Patients w/ underlying severe heart disease (eg, ischaemic heart disease, tachyarrhythmia or severe heart failure). Hypokalemia. GI motility disturbance in patients w/ cystic fibrosis. Dyspnoea. Interference w/ diagnostic tests or other diagnostic measures; may lead to +ve result in test for nonclinical substance abuse. May impair ability to drive & use machines. Pregnancy & lactation.