Question: how often are you supposed to take sudafed?
Answer: The recommended dose of SUDAFED® Sinus and Nasal Decongestant, for adults and children over 12 years, is 1 tablet 3 to 4 times a day. SUDAFED® Sinus and Nasal Decongestant should not be used for children under 12 years. Do not exceed 4 tablets in 24 hours.