How using immediate release ritalin (methylphenidate) as sublingually compared vs oral?

Sublingual better: Sublingual administration has certain advantages over oral administration. Being more direct, it is often faster, and it ensures that the substance will risk degradation only by salivary enzymes before entering the bloodstream, whereas orally administered drugs must survive passage through the gastrointestinal tract, ch risking degradation by the stomach acid, bile, and other enzymes.