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 is in a class of drugs known as central nervous system (CNS) stimulants, which alter brain activity to promote wakefulness. This medication comes in tablet form and is usually taken once a day in the morning. Common side effects of modafinil include back pain, headache, nervousness, and nausea.