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Phenylephrine (Nasal)
What is it? Overview Usage Side Effects and Warnings

Phenylephrine (Nasal) Overview

Written by FoundHealth.

(fen il EF rin)

U.S. Brand Names

4 Way® Fast Acting [OTC]; 4 Way® Menthol [OTC]; Little Noses® Decongestant [OTC]; Neo-Synephrine® Extra Strength [OTC]; Neo-Synephrine® Mild [OTC]; Neo-Synephrine® Regular Strength [OTC]; Rhinall [OTC]; Vicks® Sinex® Nasal Spray [OTC] [DSC]; Vicks® Sinex® UltraFine Mist [OTC] [DSC]; Vicks® Sinex® VapoSpray 4-Hour™ Decongestant [OTC]

Canadian Brand Names


Pharmacologic Category

Alpha/Beta Agonist

What key warnings should I know about before taking this medicine?

• This medicine does not mix well with many medicines. Serious reactions may occur. Check all medicines with healthcare provider.

Reasons not to take this medicine

• If you have an allergy to phenylephrine or any other part of this medicine.

• Tell healthcare provider if you are allergic to any medicine. Make sure to tell about the allergy and how it affected you. This includes telling about rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other symptoms involved.

• If you have any of the following conditions: Fast heartbeat or high blood pressure.

How does it work?

• Phenylephrine shrinks swollen nasal tissue and opens up passages.

How is it best taken?

• The nasal spray is for the nose only.

• Blow your nose before use.

• Do not use for more than 3 days in a row.

What do I do if I miss a dose? (does not apply to patients in the hospital)

• Use a missed dose as soon as possible.

• If it is almost time for the next dose, skip the missed dose and return to your regular schedule.

• Do not use a double dose or extra doses.

• Many times this medicine is used on an as needed basis.

What should I monitor?

• Change in condition being treated. Is it better, worse, or about the same?

How should I store this medicine?

• Store at room temperature.

General statements

• If you have a life-threatening allergy, wear allergy identification at all times.

• Do not share your medicine with others and do not take anyone else's medicine.

• Keep all medicine out of the reach of children and pets.

• Most medicines can be thrown away in household trash after mixing with coffee grounds or kitty litter and sealing in a plastic bag.

• Keep a list of all your medicines (prescription, natural products, supplements, vitamins, over-the-counter) with you. Give this list to healthcare provider (doctor, nurse, nurse practitioner, pharmacist, physician assistant).

• Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or in Canada to Health Canada's Canada Vigilance Program at 1-866-234-2345.

• Talk with healthcare provider before starting any new medicine, including over-the-counter, natural products, or vitamins.

Created: 2009-10-18 11:47:00.0

Modified: 2010-03-09 08:26:28.0

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