Mayo Clinic Health Manager
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If your symptoms, especially nausea and insomnia, do not improve or if they persist, check with your doctor .
You should inform your doctor of any medicines that you are taking. After you quit smoking, your doctor may need to adjust doses on some of your medicines .
Make sure your doctor knows if you are pregnant or breastfeeding. This medicine should only be used if your doctor tells you to. Smoking can seriously harm your unborn child. Try to stop smoking without using medicine. This medicine is believed to be safer than smoking. However, the risks to your unborn child from the medicine are not fully known .
This medicine may cause some people to be agitated, irritable, or display other abnormal behaviors. It may also cause some people to have suicidal thoughts and tendencies or to become more depressed. If you or your caregiver notice any of these side effects, tell your doctor right away .
Make sure you know how quitting smoking with this medicine may affect you before you drive, use machines, or do anything else that could be dangerous if you are not alert .
You will probably still want to smoke sometimes. Have a plan for coping with situations where you may be tempted to smoke. This medicine is only part of a complete program to quit smoking .