You want to stop smoking. But your body and your brain are used to having a steady supply of nicotine.Smoking stimulates chemicals in your brain that improve mood, artificially enhancing awareness and concentration. It even increases the level of some hormones, including adrenaline. NicoDerm CQ is a nicotine patch that's a form of Therapeutic Nicotine, which means it provides nicotine to your system. The patented Smart Control technology helps provide a controlled release of nicotine for 24 hours at a slower, less intense pace than cigarettes.