Were you looking for information about Pseudoephedrine? Sudaphedrine is a common misspelling of pseudoephedrine.
Pseudoephedrine is an over-the-counter medicine used for relieving nasal and sinus congestion. Specifically, it is licensed to treat nasal congestion due to allergies or the common cold, as well as sinus congestion and pressure. Several different versions of this drug are available, some of which are approved for children as young as four years old. You should talk to your healthcare provider before taking this medication if you have an overactive thyroid, high blood pressure, or kidney disease.
(Click Pseudoephedrine to learn more about the effects, potential side effects, and various forms and strengths of this medication. You can also click on the various links in the box to the right to access specific topics on pseudoephedrine.)