The narrowing of blood vessels in the nasal tissues (vasoconstriction) helps decrease congestion and fluid in the nose. This is why certain nasal sprays (like Afrin and Neo-Synephrine) make these ...

Nasal sprays can be an effective medication ... it causes blood vessels in your brain to tighten (vasoconstriction). This has the effect of lowering pain signaling and inflammation.

"The vasoconstriction caused by decongestants ... you may wish to try steam inhalation or consider saline nasal sprays to help with flu symptoms. Goncalves explained: "Saline nasal sprays or ...

In these tissues, sumatriptan activates this receptor to cause vasoconstriction ... half-life of sumatriptan administered as a nasal spray is approximately 2 hours, similar to the half-life ...

Using a new plethysmographic technique to measure peripheral arterial tone (PAT), we report here that REM sleep in humans is associated with considerable peripheral vasoconstriction. The apparatus ...

"The vasoconstriction caused by decongestants ... Alternatives like steam inhalation or saline nasal sprays that seem harmless could cause more issues, reports the Mirror. Goncalves said: "Saline ...