It’s important to note that guanfacine IR and Intuniv cannot be substituted for each other on a mg-per-mg basis. While both drugs contain guanfacine, there are differences in how the pills are ...

Intuniv is only the second non-stimulant treatment for the condition, following Lilly's off-patent drug Strattera. Perry Sternberg, senior vice president, Neuroscience Business Unit, Shire said ...