Otrivine Nasal Spray helps unblock your nose in 2 minutes, and lasts for up to 10 hours. Dosage: Adults and elderly: One application in each nostril 1 to 3 times daily. Not suitable for children under 12 years. Do not use for more than 7 consecutive days. Otrivine Adult Metered Dose 0.1% Nasal Spray contains xylometazoline hydrochloride. Always read the label.