Per 12oz can: 47.3mg caffeine. Royal Crown (RC) colas have been around for a long time and are currently owned by Cadbury Schweppes. As in the case of Diet Coke â here the diet version has more caffeine than the regular RC Cola. 2.
Modafinil is readily absorbed after oral administration, with peak plasma concentrations occurring at 2-4 hours. The bioavailability of modafinil tablets is approximately equal to that of an aqueous suspension.
Modafinil improves memory, and enhances one's mood, alertness and cognitive powers. The drug has a smoother feel than amphetamines and enables the user to stay awake and alert for 40 hours or more. Once the drug wears off, you just have to catch up on some sleep.