Naphcon-A

Naphcon-A® is a brand of eye drops produced by Alcon, Inc., a pharmaceutical products company based in Fort Worth, Texas. It is said to relieve the symptoms of itchy red eyes.

Naphcon-A®
The two active ingredients in Naphcon-A® are naphazoline hydrochloride, to eliminate redness of the eyes, and pheniramine maleate, an antihistamine, to stop itching.

Administration
As with other eye drops, Naphcon-A® is administered topically with 1 to 2 drops applied to the affected eye(s) up to 4 times daily.

Adverse effects

 * Pupils may become enlarged temporarily
 * Overuse may cause more redness
 * Those with heart disease, high blood pressure, narrow angle glaucoma or who have urination trouble are discouraged from using the product.