Mouth/teeth/jaw problems, headache, heartburn, sweating, or diarrhea may occur. If any of these side effects persist or worsen, stop using this medication and tell your doctor or pharmacist promptly. Common nicotine withdrawal symptoms can occur when you stop smoking and include dizziness, anxiety, depression, or trouble sleeping, among others. Chewing the gum too fast can cause lightheadedness, dizziness, hiccups, nausea, vomiting, or trouble sleeping. If these effects occur, chew the gum more slowly. If your doctor has directed you to use this medication, remember that he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects. Serious side effects are more likely if you continue to smoke while using this product. Do not smoke while you are using this medication. Stop using this medication and tell your doctor immediately if any of these unlikely but serious side effects occur: severe dizziness, mental/mood changes (e.g., irritability, trouble sleeping, vivid dreams), numbness/tingling in hands/feet, swelling hands/ankles/feet. Stop using this medication and seek immediate medical attention if any of these rare but very serious side effects occur: chest pain, confusion, severe headache, fast/irregular/pounding heartbeat, slurred speech, weakness on one side of the body. A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), trouble breathing. This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist. In the US - Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088. In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
This is a summary and does NOT have all possible information about this product. This information does not assure that this product is safe, effective, or appropriate for you. This information is not individual medical advice and does not substitute for the advice of your health care professional. Always ask your health care professional for complete information about this product and your specific health needs.
The information contained in the First DataBank databases is intended to supplement the knowledge of physicians, pharmacists, and other healthcare professionals regarding drug therapy problems and patient counselling information. This information is advisory only and is not intended to replace sound clinical judgment in the delivery of healthcare services. First DataBank disclaims all warranties, whether expressed or implied, including any warranty as to the quality, accuracy, and suitability of this information for any purpose.
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