what is half life of ritalin
The peak levels and half life of Ritalin depend on the formulation. But with the immediate release version of Ritalin, methylphenidate reaches peak levels in the blood in about 2 hours. And methylphenidate from Ritalin tablets is eliminated from plasma with an average half-life of about 3.5 hours. As a comparison, in children the average half-life of methylphenidate is about 2.5 hours, with a range of about 1.5 â 5.0 hours.