No-Doz Awakeners, just as the name suggests, it is a supplement that will kerb sleep and help with increasing concentration. It helps in mental fatigue relieve, drowsiness and the general inertia. Basically, the product keeps you wide awake. The amount of caffeine in this product is as much as that which in a cup of coffee but when taking this product, you should limit the caffeine amount in other foods and beverages as they are likely to make you feel nervous. Lack of sleep in the designated hours and it might as well increase the heart beat rate. In addition to keeping you awake, No-Doz Awakeners gives you energy due to the fact that it contains glucose. It is recommended that you should take only 1 tablet at a time but you should not take more than 6 tablets in a span of 24 hours. No-Doz Awakeners is an occasional product and it should not be used as a sleep substitute. If the mental fatigue and the drowsiness persist for a longer period, while still taking these products, it is recommended that you seek medical attention immediately. The product is strict to be used by adults. That is people who are over 12 years old. Do not take this medication without the consent of a doctor if you are pregnant or breastfeeding.