Also tell your health care professional if you are allergic to any other substances, such as foods, preservatives, or dyes. If you plan to use the nicotine patches, tell your doctor if you have ever had a rash or irritation from adhesive tape or bandages. Nicotine, whether from smoking or from the gum or patches, is not recommended during pregnancy. Studies in humans show that miscarriages have occurred in pregnant women using nicotine replacement products. In addition, studies in animals have shown that nicotine can cause harmful effects in the fetus.
Nicotine passes into breast milk.
It may be necessary for you to stop breast-feeding during treatment. Small amounts of nicotine can cause serious harm in children. Even nicotine patches that have been used still contain enough nicotine to cause problems in children. Although there is no specific information comparing use of nicotine in teenagers with use in other age groups, this medicine is not expected to cause different side effects or problems in nicotine-dependent teenagers than it does in adults. Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur.