Chemical Class xanthine Effect Class psychostimulant Actions phosphodiesterase inhibitor Sources coffee guarana tea Combinations - Choose - codeine-caffeine-acetylsalicylic-acid ergotamine-caffeine propoxyphene-caffeine-acetylsalicylic-acid dihydrocodeine combination product 90 mg/du (APAP) dihydrocodeine combination product 90 mg/du (ASA) butalbital-caffeine-acetaminophen butalbital-caffeine-acetylsalicylic acid butalbital-codeine-caffeine-acetylsalicylic acid hydrocodone-caffeine-acetaminophen-chlorpheniramine-phenylephrine caffeine-guiafenesin phenobarbital-caffeine marijuana-caffeine ephedrine-caffeine-theophylline butalbital-acetaminophen-caffeine-codeine Related Terms Caffeine Intoxication Substance-Induced Anxiety Disorder Substance-Induced Sleep Disorder theic Books, etc. Caffeinated: How Our Daily Habit Helps, Hurts, and Hooks Us Caffeine Blues - Wake Up to the Hidden Dangers of America's #1 Drug Trade name drugs Animine Cafcit Coffekapton Cofi-Tabs Durvitan Koffein Lert Nodoz Prolert Regmakers Movies - Choose - 28 Days All Night Long (1981) American Psycho Another Year Arachnophobia Beautiful Boy Better Living Through Chemistry Blumenthal Cleo from 5 to 7 Crash (2005) Dead Ringers Elsa & Fred (2014) Fear of Rain Friendzone G.B.F. I Am Sam In a World... Kinky Boots Pi Pitch Black Requiem for a Dream Roger Dodger Stir of Echoes Take Shelter The Life of David Gale The Manchurian Candidate (2004) The Perfect Family The Union: The Business Behind Getting High Torch Song Trilogy What Have I Done to Deserve This?