Otrivin Adult Nasal Drops 0.1% is a decongestant nasal drop containing xylometazoline hydrochloride for the treatment of nasal congestion due to colds. The 10ml solution provides quick relief from blocked nose and sinuses in adults. The active ingredient xylometazoline hydrochloride 0.1% works by constricting blood vessels in the nasal passages, reducing swelling and congestion. This helps restore normal breathing through the nose. The product is intended for adults and should be used as directed. Do not use for more than 7 consecutive days unless directed by a healthcare professional. Excessive use may cause rebound congestion.