Aphakic or pseudophakic patient. Patients w/ or have history of bronchial asthma. Endophthalmitis. Eyelid & iris pigmentation. Eye hypertrichosis. Corneal epithelium disorder. Closed angle glaucoma. May affect ability to drive or operate machine. Pregnancy & lactation. Low birth wt infants, neonates, infants or childn. Elderly (caution as physical function is generally reduced).