Insomnia
The inability to fall or stay sleep
Would Cuba Libre consumption help with insomnia?
Cuba Libre is a highball cocktail consisting of cola, rum, and in many recipes lime juice on ice. Traditionally, the cola ingredient is Coca-Cola ("Coke"), and the alcohol is a light rum such as Bacardi.  Coca-Cola typically contains caffeine. Caffeine consumption often promotes insomnia.
What is the traditional source of cola in Cuba Libre? Does intake of #1 help treat insomnia?