The tablets that assist you remaining ALERT and WIDE AWAKE! No-Doz Plus 100 mg caffeine plus 10 mg nicotinic acid and 10 mg thiamine hydrochloride (Vitamin B1), 24 tabletsThere are many reasons why people may turn to a product such as No-Doz and No-Doz Plus. Recuperation from certain illnesses can leave patients drowsy and listless. Sufferers of the now recognised chronic fatigue syndrome find it difficult to stay awake and alert. Many jobs require high levels of alertness and fast reaction times for safety reasons. Exam and assignment pressures can leave students feeling that they need increased study time. Day to day demands of living in the world today also take their toll leaving people occasionally looking for a lift to help them keep going.Caffeine is a naturally occurring chemical in tea leaves, kola nuts and coffee beans. It acts as a stimulant on the central nervous system. Humans from stone-age times have consumed caffeine as a stimulant. Caffeine is the most widely consumed drug in the world. In each No-Doz and No-Doz Plus tablet there is 100 mg of caffeine which is roughly the equivalent amount of caffeine as in a cup of filtered or brewed coffee. No-Doz Plus also contains Vitamins B1(thiamine hydrochloride)10 mg and nicotinic acid 10 mg - nutritional elements for increased energy. Even moderate amounts of caffeine will have an important stimulant effect on the central nervous system. It improves concentration, an increased capacity for sustained intellectual effort and produces a more rapid and clearer flow of thought. It increases the speed of calculations of simple tasks (without improving accuracy) and improves motor skills in fatigued subjects.