Phenylephrine (Noun)
Meaning
A powerful vasoconstrictor used to dilate the pupils and relieve nasal congestion.
Classification
Nouns denoting man-made objects.
Examples
- Phenylephrine is commonly used as an ingredient in eye drops to dilate the pupils for diagnostic purposes.
- Phenylephrine's ability to relieve nasal congestion makes it a popular ingredient in many over-the-counter cold and flu medications.
- Eye care professionals often use phenylephrine to dilate patients' pupils before conducting eye exams.
- When administered orally or intranasally, phenylephrine works to relieve nasal congestion by reducing swelling in the nasal passages.
- Phenylephrine's vasoconstrictive properties also make it effective in treating sinus pressure and headaches caused by colds and allergies.