1 The scientific name for caffeine is 1,3,7-trimethylxanthine. 2  Caffeine is considered to be the most commonly used psychoactive drug in the world. 3  Coffee, soda, and tea are the most common sources of caffeine in the American diet.  Discontinuation of regular caffeine use may produce withdrawal symptoms.
For most patients, post concussion symptoms go away within a few days to several weeks after the original injury occurs.[In others, symptoms may remain for three to six months.In a small percentage of patients, symptoms may persist for years or may be permanent.
Best Answer: Yes, you suffered a brain trauma as well as a severe shock and body trauma, and the symptoms can last for a time, depending on how bad a concussion. Concussion is the mildest form of brain injury so you should consider yourself lucky that it isn't worse for the type of accident. Consider symptoms for roughly two weeks, but it could be longer. And yes, the symptoms can be worse in the first few days.