It means take one tablet by mouth twice a day. Since a day is 24  hours, dividing that by two means one tablet every 12 hours.
The nicotine patch is an over-the-counter medicine that can help people stop smoking. The nicotine patch (NicodermÂ® CQÂ®) is a nonprescription medication used for nicotine replacement therapy. It helps people stop smoking by reducing nicotine withdrawal symptoms, including nicotine craving. Nicotine is a highly addictive drug. Each time you inhale from a cigarette, nicotine rapidly enters the brain, reaching peak levels within 10 seconds. In the brain, it activates brain reward centers, leading to feelings of pleasure. The effects of nicotine disappear quickly, however.
Addiction to nicotine in tobacco is the main reason why people continue to smoke. The patch works by replacing some of the nicotine you would normally inhale from cigarettes. You wear the patch on your skin, where it slowly releases nicotine, which is absorbed into your body through your skin.Using the patch can help to reduce withdrawal symptoms when you quit, such as cravings, irritability and difficulty concentrating.ou may still have cravings while using the patch because: 1  You may not be using it properly. 2  Read using the patch and the product information to avoid common problems. 3  You may not be getting enough nicotine from the patch.