A decongestant drug used in the form of a spray or drops to relieve nasal congestion caused by a common cold, sinusitis, or hay fever (see rhinitis, allergic). Xylometazoline is also used as an ingredient of eye-drops in the treatment of allergic conjunctivitis. Excessive use of xylometazoline may cause headache, palpitations, or drowsiness. Long-term use of the drug may cause nasal congestion to worsen when treatment is stopped.


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