It is used to widen (dilate) the pupil of the eye in preparation for certain eye examinations.

Eye stinging, temporary blurred vision, dry mouth, or eye sensitivity to light may occur.

It is contraindicated in patients with known hypersensitivity to the drug.

Before using it, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

If you are wearing contact lenses, remove them before using this medication. Ask your doctor when you may replace your contact lenses.

Do not rinse the dropper. Replace the dropper cap after each use.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: personal or family history of glaucoma (angle-closure type), high blood pressure, overactive thyroid (hyperthyroidism), diabetes, heart disease (e.g., irregular heart rhythm, coronary artery disease), Down's syndrome, brain damage or spastic paralysis (in children).

Please consult your doctor when taking this medicine if you are pregnant.

Antihistamines (e.g., diphenhydramine, meclizine), antispasmodics (e.g., dicyclomine), certain anti-arrhythmic drugs (e.g., quinidine), certain drugs for Parkinson's disease (e.g., anticholinergics such as benztropine, trihexyphenidyl), MAO inhibitors (isocarboxazid, linezolid, methylene blue, moclobemide, phenelzine, procarbazine, rasagiline, safinamide, selegiline, tranylcypromine), other eye medications, tricyclic antidepressants (e.g., amitriptyline).