This section provides information on the proper use of a number of products that contain pseudoephedrine.  It may not be specific to 12 Hour Cold Maximum Strength. Please read with care.
For patients taking pseudoephedrine extended-release capsules:
Swallow the capsule whole. However, if the capsule is too large to swallow, you may mix the contents of the capsule with jam or jelly and swallow without chewing.
Do not crush or chew before swallowing.
For patients taking pseudoephedrine extended-release tablets:
Swallow the tablet whole.
Do not break, crush, or chew before swallowing.
To help prevent trouble in sleeping, take the last dose of pseudoephedrine for each day a few hours before bedtime. If you have any questions about this, check with your doctor.
Take this medicine only as directed. Do not take more of it, do not take it more often, and do not take it for a longer period of time than recommended on the label (usually 7 days), unless otherwise directed by your doctor. To do so may increase the chance of side effects.
Dosing
The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.
The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.
For nasal or sinus congestion:
For regular (short-acting) oral dosage form (capsules, oral solution, syrup, or tablets):
Adults and children 12 years of age and older—60 milligrams (mg) every four to six hours. Do not take more than 240 mg in twenty-four hours.
Children 6 to 12 years of age—30 mg every four to six hours. Do not take more than 120 mg in twenty-four hours.
Children 4 to 6 years of age—15 mg every four to six hours. Do not take more than 60 mg in twenty-four hours.
Children and infants up to 4 years of age—Use is not recommended .
For long-acting oral dosage form (extended-release capsules or extended-release tablets):
Adults and children 12 years of age and older—120 mg every 12 hours, or 240 mg every 24 hours. Do not take more than 240 mg in 24 hours.
Infants and children up to 12 years of age—Use is not recommended .
Missed dose
If you miss a dose of this medicine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses.
Storage
Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.
Keep out of the reach of children.
Do not keep outdated medicine or medicine no longer needed.
 Detailed Pseudoephedrine dosage information
