About Naphcon-A Sterile Ophthalmic Solution
Ophthalmic decongestant and antihistamine
Used for
- Temporarily relieves eye redness, itching, and watering caused by allergies or minor irritation.
Usual adult dose
Instill 1–2 drops in the affected eye(s) up to four times daily.
Usual dose in children
For children 6 years and older: 1–2 drops in the affected eye(s) up to four times daily. Not recommended under 6 without medical direction.
Common side effects
- Temporary burning or stinging
- Blurred vision
- Dilated pupils
- Eye irritation
Important warnings
- For eye use only; remove contact lenses before use.
- Overuse may worsen redness; stop and seek assessment if symptoms persist beyond 72 hours.
- Avoid touching the dropper tip to the eye or other surfaces.
- Use caution with glaucoma, heart disease, high blood pressure, or diabetes.
Pregnancy
Human pregnancy data are limited; use only when clearly needed and with professional guidance.
Breastfeeding
It is unknown whether these ingredients enter breast milk; use with professional guidance.
Interactions
- Monoamine oxidase inhibitors, including phenelzine, may increase blood-pressure effects.
- Other medicines that raise blood pressure or stimulate the nervous system may increase adverse effects.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.