Naphcon A Information:

Use Naphcon A for the temporary relief of minor eye symptoms of itching and redness caused by ragweed, pollen, grass, animal dander and hair. Naphcon-A provides fast relief and contains two proven ingredients to help "allergy eyes":
1) special redness reliever (naphazoline hydrochloride 0.025%) to clear away redness
2) an antihistamine (pheniramine maleate 0.3%) to stop itching

Naphcon A Side Effects:

Stop use and ask a doctor if you feel eye pain, changes in vision occur, redness or irritation of the eye(s) gets worse or lasts more than 72 hours.

When using this product, pupils may become enlarged temporarily. Overuse may cause more redness of the eye(s). If you are sensitive to any ingredient in this product, do not use. Do not use this product if you have heart disease, high blood pressure, narrow angle glaucoma or trouble urinating unless directed by a physician.

Naphcon A Directions:

Put 1 or 2 drops in the affected eye(s) up to 4 times every day.

To avoid contamination, do not touch tip of container to any surface. Replace cap after using. If solution changes color or becomes cloudy, do not use.