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.
A normal response is a plasma cortisol concentration higher than 18 Î¼g/dL at 30 minutes. Most individuals with normal adrenal function achieve much higher cortisol levels at 60 minutes after cosyntropin injection. For this reason, the 18 Î¼g/dL cutoff value should be applied only for the 30-minute cortisol level.