Which of the following is an appropriate adult dose for over-the-counter pseudoephedrine? Group of answer choices 30mg every 4-6 hours up to 4 doses in 24 hours 15mg every 4-6 hours up to 4 doses in 24 hours 60mg every 4-6 hours up to 4 doses in 24 hours Pseudoephedrine should not be used in adults >12 years old